Viewing 1 to 1377 of 1377 APIs
| API | Description | Category | Mashups | |
|---|---|---|---|---|
| Google Maps | Mapping services | Mapping | 1746 | |
| Flickr | Photo sharing service | Photos | 459 | |
| YouTube | Video sharing and search | Video | 393 | |
| Amazon eCommerce | Online retailer | Shopping | 303 | |
| Microblogging service | Social | 216 | ||
| eBay | Online auction marketplace | Shopping | 174 | |
| Microsoft Virtual Earth | Mapping services | Mapping | 173 | |
| del.icio.us | Social bookmarking | Bookmarks | 135 | |
| Google Search | Search services | Search | 131 | |
| Yahoo Maps | Mapping services | Mapping | 129 | |
| Yahoo Search | Search services | Search | 121 | |
| 411Sync | SMS, WAP, and email messaging | Messaging | 120 | |
| Last.fm | Online radio service | Music | 111 | |
| Social networking service | Social | 98 | ||
| Google Homepage | Portal gadgets | Widgets | 89 | |
| Yahoo Geocoding | Geocoding services | Mapping | 88 | |
| Google Ajax Search | Web search components | Search | 86 | |
| Technorati | Blog search services | Blog Search | 67 | |
| GeoNames | Geographic name and postal code lookup | Mapping | 55 | |
| Amazon S3 | Online storage services | Storage | 50 | |
| Yahoo Image Search | Image search services | Search | 48 | |
| Digg | Community driven news links and ratings | News | 47 | |
| Google AdSense | Advertising management | Advertising | 45 | |
| Yahoo Local Search | Local search service | Search | 45 | |
| Amazon EC2 | Elastic Compute Cloud virtual hosting | Internet | 44 | |
| Google Base | Platform for structure and semi-structured data | Shopping | 44 | |
| Shopping.com | Online retail shopping | Shopping | 43 | |
| Google Chart | Chart creation service | Other | 34 | |
| Eventful | Events discovery and demand | Events | 33 | |
| Upcoming.org | Collaborative event calendar | Events | 33 | |
| Yahoo Term Extraction | Contextual search service | Search | 33 | |
| Google Ajax Feeds | Access RSS and Atom feeds with JavaScript | Feeds | 31 | |
| Google Calendar | Calendar service | Calendar | 31 | |
| Windows Live Search | Internet search | Search | 31 | |
| FeedBurner | Blog promotion tracking service | Blogging | 28 | |
| Yahoo BOSS | Customizable search service | Search | 28 | |
| Skype | Internet communication | Telephony | 27 | |
| geocoder | Geocoding services for US | Mapping | 26 | |
| AOL Video | AOL Truveo Video Search | Video | 25 | |
| imageLoop | Animated slideshow service | Photos | 25 | |
| Panoramio | photo upload site with organizer and geolocation | Photos | 24 | |
| BBC | Multimedia archive database | Media Management | 23 | |
| Google AdWords | Search advertising | Advertising | 23 | |
| Google App Engine | Developer platform | Tools | 23 | |
| Wikipedia | Online collaborative encyclopedia | Reference | 23 | |
| Google Custom Search | Google custom search management | Search | 22 | |
| Salesforce.com | CRM services | Enterprise | 22 | |
| Blogger | Blogging services | Blogging | 21 | |
| FriendFeed | Activity stream aggregator | Other | 21 | |
| Trynt | Term extraction service | Other | 21 | |
| Yahoo Video Search | Video search | Video | 21 | |
| Yahoo Shopping | Shopping services | Shopping | 20 | |
| Google Picasa | Photo management and sharing service | Photos | 19 | |
| LyricWiki | Song lyrics search engine | Music | 19 | |
| MSN Messenger | Chat and messaging | Chat | 19 | |
| Yahoo Traffic | Traffic data and routing | Other | 19 | |
| Commission Junction | Online affiliate programs | Shopping | 18 | |
| Google AJAX Libraries | Content distribution network for AJAX libraries | Internet | 18 | |
| Google Maps Flash | Flash-based mapping service | Mapping | 18 | |
| Yahoo Answers | Community driven reference service | Answers | 18 | |
| Zillow | Real estate pricing and valuations | Real Estate | 18 | |
| Google Earth | Mapping and 3D geo visualization | Mapping | 17 | |
| MTV | MTVN Content API | Video | 17 | |
| SeeqPod | SeeqPod Music Discovery | Music | 17 | |
| Yelp | Local user reviews and city guides | Recommendations | 16 | |
| hostip.info | IP lookup | Internet | 15 | |
| Netvibes | Personalized home page with widgets | Widgets | 15 | |
| PayPal | Online payments | Payment | 15 | |
| Rhapsody | Online music services | Music | 15 | |
| WeatherBug | Weather forecast services | Weather | 15 | |
| Lyricsfly | Song lyrics search engine | Music | 14 | |
| MySpace | Social networking service | Social | 14 | |
| ClearForest Semantic Web Services1 | Natural language processing tools | News | 13 | |
| indeed | Job search services | Job Search | 13 | |
| MusicBrainz | Music metadata community service | Music | 13 | |
| Shopzilla | Comparison shopping service | Shopping | 13 | |
| Sunlight Labs | US Congress database service | Government | 13 | |
| Yahoo Widgets | Desktop widgets | Widgets | 13 | |
| CNET | Shopping services | Shopping | 12 | |
| Freebase | Community driven open database | Database | 12 | |
| Google Desktop | Desktop search and gadgets | Search | 12 | |
| Multimap | Global online mapping service | Mapping | 12 | |
| Amazon A9 OpenSearch | Search services | Search | 11 | |
| Basecamp | Project collaboration service | Project Management | 11 | |
| Google Spreadsheets | Online spreadsheets | Office | 11 | |
| Google Translate | Language translation service | Utility | 11 | |
| HotOrNot | Dating rating site | Social | 11 | |
| Business social networking platform | Social | 11 | ||
| Tumblr | Web scrapbook post and view service | Social | 11 | |
| Yahoo Map Image | Map image creation service | Mapping | 11 | |
| AOL Instant Messenger | Instant messaging chat service | Chat | 10 | |
| Dapper | Service for API creation | Internet | 10 | |
| Fire Eagle | Geo location sharing service | Mapping | 10 | |
| Google Mashup Editor | Mashup creation tool extensions API | Tools | 10 | |
| Jaiku | Social messaging service | Messaging | 10 | |
| Yahoo Related Suggestions | Search suggestion service | Search | 10 | |
| Zazzle | On-demand product creation service | Shopping | 10 | |
| Zvents | Local events search and community | Events | 10 | |
| FedEx | Package shipping | Shipping | 9 | |
| Google AJAX Language | Text translation service | Utility | 9 | |
| Google Static Maps | Simple online mapping service | Mapping | 9 | |
| NOAA Weather Service | Weather forecast database | Weather | 9 | |
| Oodle | Online classifieds service | Shopping | 9 | |
| Photobucket | Online photo sharing service | Photos | 9 | |
| Smugmug | Photo sharing service | Photos | 9 | |
| Vast | Structured web search | Search | 9 | |
| Weather Channel | Weather forecast data | Weather | 9 | |
| 23 | Photo sharing service | Photos | 8 | |
| Google Talk | Chat application | Chat | 8 | |
| Google Visualization | Display and visualization of structured data | Other | 8 | |
| Jaduka | Internet and PSTN voice services | Telephony | 8 | |
| Kayak | Travel search service | Travel | 8 | |
| LiveVideo | Video repository and user community | Video | 8 | |
| Pownce | Social networking and micro-blogging service | Social | 8 | |
| Revver | Video services | Video | 8 | |
| US Postal Service | Package shipping and postage | Shipping | 8 | |
| Yahoo Mail | Web based email system | 8 | ||
| Amazon Mechanical Turk | Request services of humans | Other | 7 | |
| BigTribe | Location based advertising | Mapping | 7 | |
| Daylife | Online News Service | News | 7 | |
| Findory | Personalized news aggregation | News | 7 | |
| geocoder.ca | Geocoding services for Canada | Mapping | 7 | |
| Google Checkout | Shopping cart services | Shopping | 7 | |
| Microsoft MapPoint | Mapping services | Mapping | 7 | |
| OpenLayers | Mapping API abstraction layer | Mapping | 7 | |
| Poly9 FreeEarth | 3D mapping service | Mapping | 7 | |
| SecondLife | Virtual world | Games | 7 | |
| Trulia | Real estate search | Real Estate | 7 | |
| UPS | Package shipping | Shipping | 7 | |
| Veoh | Internet television, video, and social platform | Video | 7 | |
| Vimeo | Video sharing service | Video | 7 | |
| Yahoo My Web Search | Personalized search services | Search | 7 | |
| Yahoo Travel | Online travel services | Travel | 7 | |
| Alexa Web Information Service | Web site information and traffic data | Search | 6 | |
| Alexa Web Search | Web Search Engine | Search | 6 | |
| Amazon SimpleDB | Online database service | Database | 6 | |
| Bloglines | Online feed aggregator | Feeds | 6 | |
| Box.net | Online file storage | Storage | 6 | |
| Cafe Press | Customized retail product service | Shopping | 6 | |
| Etsy | Handmade product marketplace | Shopping | 6 | |
| FUTEF Wikipedia API | Third party Wikipedia web service | Reference | 6 | |
| Google Documents List | Document management services | Office | 6 | |
| Grouper Video | Video sharing service | Media Management | 6 | |
| LinkShare | Affiliate marketing network | Shopping | 6 | |
| Microsoft Silverlight Streaming | Streaming application management service | Other | 6 | |
| MOO | Web based printing service | Photos | 6 | |
| Netflix | Movie rental service | Video | 6 | |
| New York Times Article Search | New York Times article archives | News | 6 | |
| Ontok | Geocode any US address | Mapping | 6 | |
| OpenStreetMap | The free wiki world map | Mapping | 6 | |
| RapLeaf | Portable reputation system | Social | 6 | |
| Ringful | Create rich voice and SMS mashups via simple RESTful API | Telephony | 6 | |
| SharedBook | On-demand reverse publishing system | Other | 6 | |
| uClassify | Text classification services | Internet | 6 | |
| UrbanDictionary | Slang dictionary lookup | Reference | 6 | |
| Adobe on AIR Bus Tour | Services to track Adobe AIR product launch | Other | 5 | |
| Alexa Top Sites | Web site traffic rankings | Internet | 5 | |
| Blip.fm | Social music service | Music | 5 | |
| Brightkite | Location sharing service | Social | 5 | |
| Calais | Semantic data search and extraction service | Tagging | 5 | |
| Compete | Internet web site metrics and analytics | Internet | 5 | |
| Echo Nest | Music services for professionals | Music | 5 | |
| EchoSign | Document management and e-signature service | Other | 5 | |
| EVE Online | Massively multiplayer online science fiction games | Games | 5 | |
| Fotolia | Royalty free stock photos | Photos | 5 | |
| Google Book Search Data | Book search services | Reference | 5 | |
| Google Social Graph | Search service for finding social connections | Social | 5 | |
| Guardian | UK newspaper | News | 5 | |
| Imeem | Social networking and media service | Social | 5 | |
| Ma.gnolia | Social bookmarking service | Bookmarks | 5 | |
| Map24 AJAX API | Mapping services | Mapping | 5 | |
| MapQuest | Online mapping service | Mapping | 5 | |
| MyBlogLog | Social footprint sharing service | Social | 5 | |
| MyVox | Phone to web media voice services | Telephony | 5 | |
| Ning | Service creation playground | Other | 5 | |
| Riya | Photo search | Photos | 5 | |
| SoundCloud | SoundCloud is a music and audio platform for the web | Music | 5 | |
| TwitPic | Share photos on Twitter | Photos | 5 | |
| Windows Live Contacts Control | Contacts control | PIM | 5 | |
| Windows Live Expo | Online classifieds service | Shopping | 5 | |
| Yahoo Audio Search | Music search services | Music | 5 | |
| 30 Boxes | Calendar service | Calendar | 4 | |
| 43Things | Social goal setting | Other | 4 | |
| Adobe Share | Service for publishing and sharing documents | Storage | 4 | |
| aideRSS | RSS feed management and filtering service | Feeds | 4 | |
| Backpack | Online information manager | Office | 4 | |
| Bebo | Social network | Social | 4 | |
| Blip.tv | Video upload and sharing service | Video | 4 | |
| Buzznet | Photo sharing | Photos | 4 | |
| Clickatell | SMS Messaging services | Messaging | 4 | |
| COLOURlovers | Named colors and color palette services | Tools | 4 | |
| DBpedia | Structured query interface to Wikipedia | Wiki | 4 | |
| Dipity | Interactive timeline creation services | Photos | 4 | |
| Google Analytics | Web analytics service | Internet | 4 | |
| Google Web Authentication | Account authentication proxy for web-based applications | Security | 4 | |
| Internet Archive | Non-profit Internet library | Internet | 4 | |
| Kiva | Person-to-person micro-lending service | Financial | 4 | |
| Lat49 | Geo-targeted advertising for online maps | Advertising | 4 | |
| Naver | Korean search engine | Search | 4 | |
| Nestoria | UK real estate listings | Real Estate | 4 | |
| NewsGator | Feed aggregation | Feeds | 4 | |
| openDada | Social music service | Music | 4 | |
| OpenSecrets | U.S. political data lookup | Government | 4 | |
| Plaxo | Address book management | Enterprise | 4 | |
| PriceRunner | Shopping comparision engine | Shopping | 4 | |
| Raw Sugar | Web directory service | Other | 4 | |
| Skydeck | Mobile services | Telephony | 4 | |
| SlideShare | Presentation sharing community | Office | 4 | |
| SNOCAP | Digital music marketplace | Music | 4 | |
| Twittervision | Location based data for the Twitter service | Messaging | 4 | |
| Userplane | Communication software for online communities | Messaging | 4 | |
| Viddler | Online video service | Video | 4 | |
| WebShots | Photo sharing service | Photos | 4 | |
| WebThumb | Thumbnail image generation service | Internet | 4 | |
| Widgetbox | Create and distribute your widget through the world's largest widget gallery | Widgets | 4 | |
| Windows Live Gadgets | Online gadgets service | Widgets | 4 | |
| Windows Live Spaces | Blog services | Blogging | 4 | |
| Yahoo Ads | Online ad management | Advertising | 4 | |
| Yahoo Internet Location Platform | Spatial interoperability and geographic discovery | Mapping | 4 | |
| Yahoo Music | Music and musician info and videos | Music | 4 | |
| Yahoo Site Explorer | Web site analysis service | Internet | 4 | |
| Amazon Fulfillment Web Service | eCommerce fullfillment service | Shopping | 3 | |
| Amazon Queue Service | Internet-based queuing service | Other | 3 | |
| AOL Open Auth | Authentication services | Security | 3 | |
| Aonaware Dictionary | Dictionary lookup service | Reference | 3 | |
| Authorize.Net | Internet based payment gateway services | Shopping | 3 | |
| Best Buy Remix | eCommerce shopping services | Shopping | 3 | |
| Blinksale | Online invoicing services | Financial | 3 | |
| BT Web21C | Communications services APIs | Telephony | 3 | |
| CrunchBase | Directory of companies, people, and investors | Reference | 3 | |
| DataUnison eBay Research | eBay pricing and sales trend data | Shopping | 3 | |
| Digital Podcast | Podcast search | Music | 3 | |
| ESV Bible Lookup | Bible lookup service | Reference | 3 | |
| Follow The Money | Database of US campaign contributions | Government | 3 | |
| FormSpring | Online forms service | Internet | 3 | |
| GeoIQ | Geospatial analysis and heat mapping service | Mapping | 3 | |
| Google Client Authentication | Account authentication for installed applications | Security | 3 | |
| Google Friend Connect | Social network service | Social | 3 | |
| Google Single SignOn | Authentication for Google Apps | Security | 3 | |
| Google Webmaster Tools | Web site management tools | Internet | 3 | |
| HotelsCombined | Hotel comparison search service | Travel | 3 | |
| identi.ca | Microblogging service | Blogging | 3 | |
| Internet Video Archive | Movie trailers, music videos, and game trailers service | Video | 3 | |
| Kuler | Adobe web service for creating color themes | Other | 3 | |
| LiveJournal | Blogging software | Blogging | 3 | |
| Moreover | News delivery | News | 3 | |
| NASA | Satellite mapping images | Mapping | 3 | |
| NCBI Entrez | Life sciences search services | Medical | 3 | |
| Notifixio.us | XMPP pubsub notification platform | Internet | 3 | |
| NPR | US National Public Radio | Other | 3 | |
| OpenSocial | Common APIs for building social applications | Social | 3 | |
| Orkut | Social network from Google | Social | 3 | |
| PriceGrabber | Comparison shopping service | Shopping | 3 | |
| Shadows | Social bookmarking and community | Bookmarks | 3 | |
| SimpleAPI | Web site thumbnail image creation | Internet | 3 | |
| Simply Hired Jobs | Job search services | Job Search | 3 | |
| Skyhook Wireless | Wifi positioning services | Other | 3 | |
| SplogSpot | Database of spam blogs | Blog Search | 3 | |
| SpringWidgets | Widget platform | Widgets | 3 | |
| Swivel | Business data visualization and analysis | Financial | 3 | |
| Syndic8 | News feed aggregation services | Feeds | 3 | |
| Twilio | Telephony service | Telephony | 3 | |
| WebAIM | Web based instant messaging | Chat | 3 | |
| Weblogs | Blog ping service | Blogging | 3 | |
| Windows Live Contacts | Contacts database | PIM | 3 | |
| Windows Sidebar Gadgets | Desktop gadgets | Widgets | 3 | |
| Yahoo BBauth | Browser based authentication service | Security | 3 | |
| Yahoo Messenger | Instant messaging | Chat | 3 | |
| ZeeMaps | Embedded maps and international geocoding | Mapping | 3 | |
| Zemanta | Blog authoring extension services | Blogging | 3 | |
| Zooomr | Photo and text message sharing service | Photos | 3 | |
| 12seconds.tv | 12-second videoblogging | Video | 2 | |
| Alexa Site Thumbnail | Thumbnail images of web site home pages | Internet | 2 | |
| Amazon Flexible Payments Service | eCommerce payments service | Payment | 2 | |
| Amplify | Content analysis service | Internet | 2 | |
| AOL Open Mail | Email services | 2 | ||
| ArtBeat | NYC/Tokyo art events information | Events | 2 | |
| BackType | Social site comment repository services | Blogging | 2 | |
| Billboard | Music chart service | Music | 2 | |
| Bing | Online search services | Search | 2 | |
| Bit.ly | URL shortening service | Internet | 2 | |
| bLaugh Comics | Online comic strip | Other | 2 | |
| Blinkx | Video search service | Video | 2 | |
| Blue Dot | Content sharing community | Bookmarks | 2 | |
| Broadsoft Xtended | VoIP telephony services | Telephony | 2 | |
| Capitol Words | Track words used by US government representatives | Government | 2 | |
| Carma | Carbon emissions data | Database | 2 | |
| CloudMade | Mapping and geospatial web services | Mapping | 2 | |
| DHL | Package shipping services | Shipping | 2 | |
| DigitalBucket | Online storage service | Storage | 2 | |
| Discogs | Music database | Music | 2 | |
| Disqus | Blog comments management | Blogging | 2 | |
| DocuSign Enterprise | Electronic signature contract execution services | Enterprise | 2 | |
| Drop.io | Content sharing service | File Sharing | 2 | |
| EditGrid | Online spreadsheet | Office | 2 | |
| Ergast | Motor racing data service | Sports | 2 | |
| ESRI ArcGIS JavaScript | Mapping services | Mapping | 2 | |
| Evoca | Phone to web media voice services | Telephony | 2 | |
| Evri | Recommendations and semantic search service | Recommendations | 2 | |
| Faviconz | Database of favicons | Internet | 2 | |
| FreshBooks | Online invoicing and time tracking | Financial | 2 | |
| fring | Mobile community development platform | Social | 2 | |
| Gigablast | Search service | Search | 2 | |
| GlobeXplorer | Mapping services | Mapping | 2 | |
| Google Apps Email Migration | Migrate existing email systems to Google Apps | 2 | ||
| Google Book Search Book Viewability | Book search | Search | 2 | |
| Google Code Search | Code search service | Search | 2 | |
| Google Contacts | Contact list management | Other | 2 | |
| Google Finance Portfolio | Investing portfolio services | Financial | 2 | |
| Google Health | Health data service | Medical | 2 | |
| Google Notebook | Online notebook service | Utility | 2 | |
| Gruvr | Live music and concert information | Music | 2 | |
| Hi5 | Social network service | Social | 2 | |
| hon.jp | Japanese eBook metadata service | Shopping | 2 | |
| Howcast | How-to video search service | Video | 2 | |
| iGoogle Themes | Google homepage design service | Other | 2 | |
| iLike | Music streaming and playlist service | Music | 2 | |
| Ipernity | Media sharing service | Media Management | 2 | |
| Kyte | Streaming interactive television service | Video | 2 | |
| LazyTune | Music search services | Music | 2 | |
| LibraryThing | Books database and community | Reference | 2 | |
| Livekick | Concert and events recommendation service | Events | 2 | |
| LongURL | URL expanding service | Internet | 2 | |
| Lulu Publishing | Programmatically publish books | Other | 2 | |
| Maplight | Government database linking contributions and votes | Government | 2 | |
| MaxMind GeoIP | IP address lookup services | Mapping | 2 | |
| MetaCarta | Location and geotagging services | Mapping | 2 | |
| Microsoft MSDN | Technical reference library | Reference | 2 | |
| Microsoft start.com | Portal service | Widgets | 2 | |
| MindTouch Deki Wiki | Wiki platform service | Wiki | 2 | |
| Mobivity | SMS marketing messaging service | Messaging | 2 | |
| MusicMobs | Social music service | Music | 2 | |
| Myplaylist | Photo slideshow for music services | Music | 2 | |
| New York Times Best Sellers | New York Times best-seller lists data | News | 2 | |
| New York Times Campaign Finance | U.S. campaign finance data | Government | 2 | |
| New York Times Congress | US Congress historical data | Government | 2 | |
| New York Times Movie Reviews | NY Times newspaper movie review archives | Video | 2 | |
| New York Times Newswire | All recent New York Times articles in summary | News | 2 | |
| NewsCloud | Social news service | News | 2 | |
| Omnidrive | Online storage services | Storage | 2 | |
| Ontok Wikipedia | Encyclopedia data access | Wiki | 2 | |
| Ordnance Survey OpenSpace | Online mapping service | Mapping | 2 | |
| Pageflakes | Personalized start page and widgets | Widgets | 2 | |
| Phanfare | Photo and video sharing service | Media Management | 2 | |
| PhishTank | Community site for tracking phishing | Security | 2 | |
| Pikeo | Picture sharing service | Photos | 2 | |
| Pingdom | Web site monitoring and reporting services | Internet | 2 | |
| Plazes | Location discovery service | Mapping | 2 | |
| Social news service | News | 2 | ||
| Reuters Spotlight | Reuters.com content service | News | 2 | |
| Scribd | Document viewer and handling service | Office | 2 | |
| Scribd iPaper | Document embedding service | Office | 2 | |
| Seesmic | Video dashboard and community | Video | 2 | |
| Shizzow | Location sharing social networking | Social | 2 | |
| Snipshot | Online photo editing service | Photos | 2 | |
| Social Actions | Volunteer and charity opportunities services | Other | 2 | |
| Sparklines | Graph generation service | Other | 2 | |
| Spock | People search on the Web | Search | 2 | |
| SpokenBuzz | Voice services portal | Telephony | 2 | |
| Spore | Spore game database and content | Games | 2 | |
| StrikeIron Global SMS Pro | SMS messaging services | Messaging | 2 | |
| StrikeIron Super Data Pack | APIs for variety of reference data sources | Reference | 2 | |
| StrikeIron US Census | Census data information service | Reference | 2 | |
| Summize Twitter Search | Search Twitter tweets service | Search | 2 | |
| Tagalus | A dictionary for Twitter hashtags | Social | 2 | |
| Taglets | Tagging service | Tagging | 2 | |
| TagTooga | Tag based Internet directory | Tagging | 2 | |
| Tailrank | Blog search and news aggregation service | Blog Search | 2 | |
| Thumbalizr | Thumbnail images of websites service | Photos | 2 | |
| Topicalizer | Document analysis service | Other | 2 | |
| True Knowledge | General question and answers service | Search | 2 | |
| TypePad | Blog management | Blogging | 2 | |
| Ustream.TV | Live video streaming service | Video | 2 | |
| ViaMichelin | Mapping, directions, and travel booking services | Mapping | 2 | |
| We Feel Fine | Art project that harvests feelings from blogs | Other | 2 | |
| WHERE GPS | Mobile GPS widget platform | Mapping | 2 | |
| Windows Live Data | Service for users to control data access | Security | 2 | |
| Yahoo Live | Live video streaming service | Video | 2 | |
| Yahoo Music Engine | Desktop music player | Music | 2 | |
| Yahoo Query Language | Query language platform for Yahoo services | Database | 2 | |
| Yes Broadcast DB | Radio station search, now-playing, logs and charts | Music | 2 | |
| YouTXT | SMS text messaging service | Messaging | 2 | |
| Zoho | Online office suite | Office | 2 | |
| ZoomIn | New Zealand mapping service | Mapping | 2 | |
| 5min | Instructional video database | Video | 1 | |
| Aevum Obscurum | Online multiplayer strategy game | Games | 1 | |
| AIM Phoneline | Voice Over IP Internet telephony services | Telephony | 1 | |
| Akismet | Blog spam prevention service | Blogging | 1 | |
| Amazon Historical Pricing | Historical product sales data | Shopping | 1 | |
| AMEE | Avoiding Mass Extinctions Engine - CO2 calculations | Other | 1 | |
| AOL Pictures | Online photo management | Photos | 1 | |
| AOL Video Upload | Video upload and sharing service | Video | 1 | |
| ArcWeb | Mapping and GIS services | Mapping | 1 | |
| Arkayne | Content linking widget based on post similarity | Recommendations | 1 | |
| arXiv | Academic research repository | Reference | 1 | |
| Australian Business Number Lookup | Australian business number refernece service | Government | 1 | |
| Autodesk Freewheel | CAD model viewing, printing and collaboration | Other | 1 | |
| Baby Names | International baby naming services | Other | 1 | |
| BBC Music | Music information service | Music | 1 | |
| BeenVerified | Authentication services | Security | 1 | |
| BeliefNetworks | Semantic Intelligence, Site recommendations service | Recommendations | 1 | |
| Betfair | Online betting exchange | Other | 1 | |
| Bible Gateway | Bible lookup services | Other | 1 | |
| BibSonomy | Social bookmarking | Bookmarks | 1 | |
| Blogama (IPInfoDB) | IP geolocation service | Mapping | 1 | |
| Blogmarks | Social bookmarking | Bookmarks | 1 | |
| BookMooch | Books exchange service | Other | 1 | |
| Brooklyn Museum | Museum online collection access | Reference | 1 | |
| buySAFE | E-commerce trust network | Security | 1 | |
| City and State by Zip Code | Address lookup service | Reference | 1 | |
| Clicky | Web site analytics | Internet | 1 | |
| Cligs | URL shortening services with analytics | Internet | 1 | |
| Creative Commons | Licensing engine integration | Other | 1 | |
| DabbleDB | Online database service | Database | 1 | |
| deCarta | Location-based services | Mapping | 1 | |
| Democracy In Action | eAdvocacy services for nonprofits | Government | 1 | |
| Directed Edge | Content linking services | Social | 1 | |
| Dooblet | Alternatives discovery services | Search | 1 | |
| dopplr | Community travel service | Travel | 1 | |
| Dun and Bradstreet Credit Check | Credit quick check web service | Financial | 1 | |
| EarthTools | Web services for geographical information | Mapping | 1 | |
| EasyUtil | Recommendation service | Recommendations | 1 | |
| eSideWalk | Community networking site | Other | 1 | |
| Evernote | Online notebook service | Utility | 1 | |
| Faces.com | Photo and media sharing service | Music | 1 | |
| FedSpending.org | Database of US government spending | Government | 1 | |
| FeedMap | Blog geo-coding | Mapping | 1 | |
| ffwd | Video sharing and discovery | Video | 1 | |
| FilesAnywhere | Data storage and content sharing service | Storage | 1 | |
| FilesTube | Search engine for files | File Sharing | 1 | |
| Film Crave | Movie database of reviews, trailers, and reference | Video | 1 | |
| FlightStats | Live flight aircraft and delays tracking | Travel | 1 | |
| Floobs | Streaming video service | Video | 1 | |
| FreeYourID | Online identity authentication services | Internet | 1 | |
| Friendster | Social networking service | Social | 1 | |
| GamesRadar | Video game cheats and guides services | Games | 1 | |
| Garmin MotionBased | GPS services and mapping | Mapping | 1 | |
| GetMapping | Aerial photography and mapping service | Mapping | 1 | |
| Glue | Semantic social and recommendations service | Social | 1 | |
| GoMoText SMS Gateway | SMS mobile marketing service | Messaging | 1 | |
| Google Email Settings | Allows administration of Google Apps email accounts | 1 | ||
| Google Gears | Tools for offline browser extensions | Other | 1 | |
| Google Gears Geolocation | User geographical positioning service | Mapping | 1 | |
| Google Maps Data | Service to store, update and view geodata | Mapping | 1 | |
| Google Safe Browsing | Security service to verify URLs | Security | 1 | |
| Harvest | Project time tracking and tasks | Project Management | 1 | |
| Highrise | Online contact manager and CRM | Enterprise | 1 | |
| hiogi | Questions and answers service for mobile | Answers | 1 | |
| Holidays Service | Holiday dates lookup service | Reference | 1 | |
| Hyves | Social networking and events service | Social | 1 | |
| idiomag | Musical artist information service | Music | 1 | |
| IIG Alerts | Voice, SMS and Email messaging | Messaging | 1 | |
| InnerGears Weather by City | US Weather forecasts by city | Weather | 1 | |
| IntelePeer | Integrated voice and messaging service | Telephony | 1 | |
| Interfax | Fax services | Fax | 1 | |
| is.gd | Url shortening service | Internet | 1 | |
| ISBN db | Books database | Reference | 1 | |
| JamBase | Live music and concert information | Music | 1 | |
| JobCentral Jobs | Job search services | Job Search | 1 | |
| Joost | Online television | Video | 1 | |
| Jots | Social bookmarking | Bookmarks | 1 | |
| JotSpot | Wiki-style collaboration tools | Wiki | 1 | |
| Kewego Video | Video sharing and search | Video | 1 | |
| Library of Congress SRW | Information database search | Reference | 1 | |
| Lingr | Online chatroom services | Chat | 1 | |
| Living Stones | Bible lookup service | Other | 1 | |
| MailChimp | Email List and Campaign management service | 1 | ||
| Maponics | Mapping data service | Mapping | 1 | |
| Mapstraction | Mapping API abstraction layer | Mapping | 1 | |
| Medioh | Video search service | Video | 1 | |
| Microsoft HealthVault | Health-related data storage, security, and records | Medical | 1 | |
| NCAA Mens College Basketball | NCAA college basketball data services | Sports | 1 | |
| nd url | URL shortening service | Internet | 1 | |
| New York Times Community | Access user-generated NYTimes.com content | News | 1 | |
| New York Times TimesPeople | New York Times service for TimesPeople data | News | 1 | |
| Ooyala Video Player | Video player customization services | Video | 1 | |
| Open Patent Services | European Patent Office web services | Government | 1 | |
| OpenDOAR | Academic research repository | Reference | 1 | |
| OpenSosius | Social networking services | Social | 1 | |
| OpenStrands | Music recommendation and discovery | Music | 1 | |
| Orb | Digital media remote access and management | Media Management | 1 | |
| Outside.in | Local news and information aggregator | News | 1 | |
| PeekaCity | Location-based services | Mapping | 1 | |
| PeoplePond | Identity management service | Security | 1 | |
| pho.to | Online image editor | Photos | 1 | |
| Picnik | Online photo editing service | Photos | 1 | |
| Pixagogo | Online photo services | Photos | 1 | |
| PostalMethods | Web-to-Post service for sending letters | Messaging | 1 | |
| Prodigem | File sharing via BitTorrent | File Sharing | 1 | |
| ProgrammableWeb | API for APIs | Internet | 1 | |
| Prosper | Peer-to-peer lending network | Financial | 1 | |
| PubSub | Blog and feed search | Blog Search | 1 | |
| Pushpin | Mapping service | Mapping | 1 | |
| Pushpin Location Data | Location and statistical information about places | Mapping | 1 | |
| qr.cx | URL shortening service | Tools | 1 | |
| QuarkRank | Consumer reviews service | Shopping | 1 | |
| Qurl | URL redirection services | Internet | 1 | |
| r.im | URL shortening service | Internet | 1 | |
| Rakuten | Japanese shopping web service | Shopping | 1 | |
| Rentometer | Realestate pricing services | Real Estate | 1 | |
| Ribbit | Flash based VoIP service | Telephony | 1 | |
| Rrove | Social Bookmarking for Places Create & Share Maps | Bookmarks | 1 | |
| SemanticHacker | Semantic discovery service | Other | 1 | |
| Sensebot | Semantic search service | Search | 1 | |
| ShareThis | Social link sharing service | Social | 1 | |
| Shrten | URL shortening service | Internet | 1 | |
| ShutterPoint | Stock photography service | Photos | 1 | |
| Simpy | Social bookmarking | Bookmarks | 1 | |
| SmashFly | Job board posting service | Job Search | 1 | |
| SnappyFingers | Question and answer search engine | Search | 1 | |
| Songza | Music popularity and user playlist services | Music | 1 | |
| Spraci | Events and clubs database | Events | 1 | |
| stikkit | Little sticky notes that think | Utility | 1 | |
| StrikeIron | API marketplace services | Other | 1 | |
| StrikeIron Reverse Phone Lookup | Reverse phone lookup services | Reference | 1 | |
| StrikeIron Tax Service | Sales tax reference lookup | Other | 1 | |
| Stupeflix | Video creation service | Video | 1 | |
| Tarpipe | Lifestreaming services | Social | 1 | |
| Textamerica | Moblogs | Messaging | 1 | |
| TheyWorkForYou | Track the UK Parliament | Government | 1 | |
| TimesURL | URL shortening service | Internet | 1 | |
| Tinylink | URL shortening service | Internet | 1 | |
| tr.im | URL shortening service | Internet | 1 | |
| TradeSports | Online sports betting exchange | Other | 1 | |
| Trendrr | Graphing trends service | News | 1 | |
| TringMe | VoIP telephony services | Telephony | 1 | |
| TrustedPlaces | Local user reviews and city guides | Recommendations | 1 | |
| Tutorials Garden | Online tutorials service | Other | 1 | |
| TypeKey | Authentication Framework | Security | 1 | |
| UPC Database | UPC lookup service | Shopping | 1 | |
| urlBorg | URL shortening service | Internet | 1 | |
| US Yellow Pages | US yellow pages telephone directory | Reference | 1 | |
| USGS Elevation Query Service | Determine elevation based on latitude and longitude | Mapping | 1 | |
| Videodetective | Film trailers, cast, images, and related information | Video | 1 | |
| VideoSurf | Video search service | Video | 1 | |
| Vidoop | Secure authentication service | Security | 1 | |
| Vodpod | Video sharing and discovery | Video | 1 | |
| Weather Underground | Weather forecast service | Weather | 1 | |
| WebPurify | Profanity filtering service | Tools | 1 | |
| Where2GetIt SlippyMap | Online mapping service | Mapping | 1 | |
| Whereis | Australian and New Zealand mapping service | Mapping | 1 | |
| WhitePages.com | People search service | Reference | 1 | |
| Wigle | Wireless network mapping | Mapping | 1 | |
| Windows Live Admin Center | Web site administration services | Internet | 1 | |
| Windows Live ID Web Authentication | Web based authentication service | Security | 1 | |
| Windows Live Spaces Photo | Photo management services | Photos | 1 | |
| Windows Live Spaces Photo Control | Programmable widget for blog photos | Photos | 1 | |
| Wishpot Shopping | Community shopping wish list services | Shopping | 1 | |
| World Time Engine | World clock and time zone service | Utility | 1 | |
| Yahoo Address Book | Address book service for Yahoo accounts | Other | 1 | |
| Yahoo Search Marketing | Search advertising platform | Advertising | 1 | |
| Yahoo Updates | Social network aggregation | Tools | 1 | |
| Zixxo | Online coupons | Shopping | 1 | |
| ZoomInfo | Information search services | Reference | 1 | |
| 3Jam | Reply-all text messaging service | Messaging | 0 | |
| 43 Places | Social travel goals | Social | 0 | |
| 5gig | Concert listing service | Music | 0 | |
| 88 Miles | Project time tracking services | Project Management | 0 | |
| A.nnotate | PDF, Word, or Web annotation service | Office | 0 | |
| Abbreviations | Abbreviated words services | Reference | 0 | |
| Activ Financial | Financial market data services | Enterprise | 0 | |
| Active | Active.com Data API | Sports | 0 | |
| activeRenderer | Outline publishing for Radio UserLand | Other | 0 | |
| AdSpeed | Online advertising management services | Advertising | 0 | |
| AES WebLink | Shipment submission and inquiry services | Government | 0 | |
| After the Deadline | Spelling, style, and grammar checking | Blogging | 0 | |
| AgentFactor Travel | Travel booking service | Travel | 0 | |
| AgentRank | Real estate agent sales, forecasts, and reviews | Real Estate | 0 | |
| All for Good | Find and share volunteer opportunities | Other | 0 | |
| Allegro | Online auction marketplace | Shopping | 0 | |
| Amazon CloudWatch | Cloud asset monitoring and management | Internet | 0 | |
| Amazon DevPay License Service | Amazon web services licensing | Financial | 0 | |
| Amazon Elastic MapReduce | MapReduce data processing service | Tools | 0 | |
| AmeriTrade | Stock trading and data services | Financial | 0 | |
| Amiando | Events organizing and ticketing services | Events | 0 | |
| Amnesty International | Database of censored sites and data | Other | 0 | |
| AmphetaRate | News aggregator | News | 0 | |
| Anatoa | Fraud protection service | Security | 0 | |
| Answerbag | Questions and answers service | Answers | 0 | |
| AOL Journals | Blogging platform | Blogging | 0 | |
| AOL Presence | Online presence service | Chat | 0 | |
| Apideo | Video streaming service | Video | 0 | |
| Approver | Services for document approval and review | Other | 0 | |
| AppspotImage | Image manipulation service | Photos | 0 | |
| aql | SMS solutions portal | Messaging | 0 | |
| aql vCard | Business card generator services | Enterprise | 0 | |
| Are You Watching This | Algorithms identify in-progress, exciting sporting events | Sports | 0 | |
| Aria | CRM and other business applications | Enterprise | 0 | |
| Aspect Search | Hosted search services | Search | 0 | |
| Assembla | Online project collaboration service | Project Management | 0 | |
| Authentic Jobs | Job search services for developers and designers | Job Search | 0 | |
| AvantLink | Affiliate marketing network | Shopping | 0 | |
| Aviary | Image editing service | Tools | 0 | |
| BackTweets | Twitter link search service | Search | 0 | |
| BankVal International | IBAN and SWIFT validation services | Financial | 0 | |
| BankVal UK | Bank and card validation services | Financial | 0 | |
| BART | Transit tracking service for San Francisco, California | Travel | 0 | |
| BatchBook | Customer relationship management | Enterprise | 0 | |
| Baynote | Recommendations service | Recommendations | 0 | |
| Beer Mapping | Brewery data and mapping services | Food | 0 | |
| BF2S | Battlefield 2 gamers services | Games | 0 | |
| Bible Lookup | Bible lookup service | Other | 0 | |
| Big Contacts | Web based contact management | Office | 0 | |
| Big Huge Thesaurus | Thesaurus lookup services | Reference | 0 | |
| Bing Maps | Microsoft online mapping service | Mapping | 0 | |
| Bitsmash | BitTorrent statistics service | File Sharing | 0 | |
| bkkeepr | Book reading social services | Social | 0 | |
| BlastCasta Feed | RSS feed management and filtering service | Feeds | 0 | |
| blippr | Recommendations service | Recommendations | 0 | |
| Blogwise | Blog and feed search service | Blog Search | 0 | |
| BMAT | Music search and recommendation service | Music | 0 | |
| Boldchat | Online chatroom services | Chat | 0 | |
| Boo-box | Recommendation service | Recommendations | 0 | |
| Book Glutton | Convert HTML to EPUB | Utility | 0 | |
| Boomloop | Local events and community | Events | 0 | |
| BooRah Restaurant Search | Restaurant search service | Search | 0 | |
| Bountii Price Search | Electronics and appliances price comparison service | Shopping | 0 | |
| Brightcove | Video publishing service | Video | 0 | |
| Bronto | Email marketing service | 0 | ||
| btexty | Text messaging service | Messaging | 0 | |
| Buddycloud | Social location service | Mapping | 0 | |
| Buildasearch | Aggregate search service | Search | 0 | |
| Bunchball | Multiplayer game platform | Games | 0 | |
| Buxfer | Personal finance service | Financial | 0 | |
| BuzzGame | Search based game | Games | 0 | |
| BView | Local search service | Search | 0 | |
| ByVoice | Text to speech service | Utility | 0 | |
| CafeSpot | Social guide to cafes | Other | 0 | |
| CakeMail | Email marketing service | 0 | ||
| Calgoo | Online calendaring service | Calendar | 0 | |
| Callfire Hosted Call Center | Call center agent service | Telephony | 0 | |
| Callfire Voice Broadcast | Phone campaign service | Telephony | 0 | |
| CalorieKing | Food information service | Reference | 0 | |
| Cambrian House | Crowdsourcing service | Social | 0 | |
| Campaign Monitor | Email List and Campaign management service | 0 | ||
| CarJam | New Zealand car facts history service | Reference | 0 | |
| Catalog on Demand | Create high quality PDF from your content | Other | 0 | |
| CatalogWS | Academic library | Reference | 0 | |
| Catsone | Recruiting information service | Job Search | 0 | |
| Cdyne | Data delivery services | Other | 0 | |
| Cdyne Notify | Create voice messages from text | Other | 0 | |
| Cellblock | Real-time Multimedia File Sharing | Media Management | 0 | |
| CellTrust | SMS messaging | Messaging | 0 | |
| Cerego iKnow | Social cognitive learning service | Other | 0 | |
| Charity Navigator | Search charity records | Other | 0 | |
| chartbeat | Website analytics service | Internet | 0 | |
| Chicago Transit Authority | API for the Chicago Transit Bus System | Travel | 0 | |
| Chinese Seal Chop Image | Chinese chop image generator | Tools | 0 | |
| Cicero | Address-based Legislative District Matching and Elected Official Lookup Service | Government | 0 | |
| Cirip | Microblogging service | Messaging | 0 | |
| Civic Footprint | Political geography lookup for Illinois | Government | 0 | |
| Clearspring | Widget creation, distribution, and tracking services | Widgets | 0 | |
| Cleartrip | Travel booking services | Travel | 0 | |
| CleverSet | Recommendations service for eCommerce sites | Recommendations | 0 | |
| Cloudo | Web OS application development platform | Tools | 0 | |
| Co-op | Project time tracking and tasks | Project Management | 0 | |
| Cofundos | Service and network for open source collaboration | Job Search | 0 | |
| Cogenz | Social bookmarking service | Bookmarks | 0 | |
| Coghead | Web based development platform | Tools | 0 | |
| Cogmap | Org chart wiki | Wiki | 0 | |
| Comic Vine | Comic book reference database | Database | 0 | |
| Comindwork | Online project collaboration service | Project Management | 0 | |
| CommonTimes | Community based media distribution | Other | 0 | |
| Comprehensive Knowledge Archive Network | Community driven open knowledge database | Reference | 0 | |
| ConceptShare | Design and review collaboration services | Project Management | 0 | |
| Connotea | Bookmark and reference sharing for researchers | Bookmarks | 0 | |
| ConstantContact | Email marketing service | 0 | ||
| Contact Hero | CRM services | Enterprise | 0 | |
| Contactology | Email marketing service | 0 | ||
| Context Voice | Tool to track online engagement | Tools | 0 | |
| ContractPal | Electronic signature and document automation service | Enterprise | 0 | |
| Convio | Non profit online fundraising | Other | 0 | |
| coRank | Distributed user reviews service | Social | 0 | |
| Cordurl | Geo coordinate translation service | Internet | 0 | |
| Cortera | Business information and research data | Reference | 0 | |
| Cortera Business Vitals | Basic company information web service | Reference | 0 | |
| Cortera Credit Pulse | Credit check of businesses | Financial | 0 | |
| Cownt Us | Web site analytics | Internet | 0 | |
| cPath | Medical database lookup | Medical | 0 | |
| Crawlerinfo | Search bot and crawler information | Internet | 0 | |
| Criteo | Distributed recommendation service | Recommendations | 0 | |
| CultClip | Product video services | Video | 0 | |
| Cumulo Authorize | Authentication services | Security | 0 | |
| Currencies exchange rates | Currency exchange rates service | Financial | 0 | |
| Currency Rates | Currency rates for 115 countries | Financial | 0 | |
| Cypress Golf | Golf reservations system | Sports | 0 | |
| DandyId | Social graph management services | Social | 0 | |
| Danmark Web service | Denmark address and municipality services | Mapping | 0 | |
| DaoPay | Mobile payments service | Shopping | 0 | |
| Dash | In-car programmable GPS navigation system | Mapping | 0 | |
| Datanibble | Quotes generator | Reference | 0 | |
| Datawitness | Electronic records archiving | Enterprise | 0 | |
| Dave.TV | Video distribution network | Video | 0 | |
| Defensio | Blog and social site spam prevention services | Security | 0 | |
| Destinde | Travel information service | Travel | 0 | |
| Deutsche Telekom Send SMS | SMS messaging service | Telephony | 0 | |
| Deutsche Telekom Voice Call | Telephone network connection service | Telephony | 0 | |
| Diigo | Research bookmarking service | Bookmarks | 0 | |
| Dilogs | Scuba dive tracking services | Sports | 0 | |
| Direct Textbook | Book price comparison service | Shopping | 0 | |
| Doba | eCommerce service | Enterprise | 0 | |
| DocMail | Postal mail management service | Utility | 0 | |
| Docstoc | Document sharing service | Database | 0 | |
| Dojo Learning | Training eLearning services | Enterprise | 0 | |
| Domain Tools | Internet domain name lookup services | Internet | 0 | |
| Dominions Dice | Dice throwing service | Games | 0 | |
| DonorsChoose | Classroom needs service | Other | 0 | |
| Doodle | Online polling service | Tools | 0 | |
| DreamHost | Web hosting service | Internet | 0 | |
| Dropcash | Fundraising tools | Other | 0 | |
| Dun and Bradstreet Business Verification | Research company background data | Reference | 0 | |
| Dun and Bradstreet WorldBase Marketing Plus | Business research services | Reference | 0 | |
| DuoShare Address Verification | US address verification service | Reference | 0 | |
| durl.us | URL shortening service | Internet | 0 | |
| earthmine Direct Data | Programmatic access to street-level imagery | Mapping | 0 | |
| earthmine Flash Viewer | Street-level imagery services | Mapping | 0 | |
| Easy Antispam | Email spam services | 0 | ||
| EB-eye Search | Lucene-based search services | Search | 0 | |
| EBI | Bioinformatics research database | Medical | 0 | |
| ecommstats | Web analytics | Internet | 0 | |
| eCourier | UK delivery services | Shipping | 0 | |
| Elastic Server Manager | Virtual hosting services | Internet | 0 | |
| Elsevier Article | Scientific journals and articles search service | Reference | 0 | |
| Email Address Validator | Email address validation service | 0 | ||
| Email Data Source | Email marketing campaign management | 0 | ||
| Email2HTTP | Email delivery services | 0 | ||
| Employease | On-demand human resource management | Enterprise | 0 | |
| Encoding.com | Video encoding service | Video | 0 | |
| Engagd | Attention data management platform | Other | 0 | |
| Enomalism | Elastic computing platform | Internet | 0 | |
| Entellium | CRM services | Enterprise | 0 | |
| Ericsson Mobile Maps | Mobile mapping service | Mapping | 0 | |
| Ericsson SMS Send and Receive | SMS messaging service | Messaging | 0 | |
| Ericsson Web Maps | Online mapping service | Mapping | 0 | |
| Esendex | Esendex Business SMS Text Messaging Service | Messaging | 0 | |
| Eventbrite | Event registration and promotion services | Events | 0 | |
| Eventfinder | New Zealand events calendar | Events | 0 | |
| Eviscape | Information discovery network | Social | 0 | |
| ExactTarget | Email delivery services | 0 | ||
| Ez Texting | SMS Messaging services | Messaging | 0 | |
| F My Life | Social blogging service | Blogging | 0 | |
| Fantasy Football Nerd | American football draft rankings | Sports | 0 | |
| fav.or.it | RSS reader and blog platform | Feeds | 0 | |
| fboweb | Flight tracking service | Travel | 0 | |
| FeedBlitz | Blogs by email service | Blogging | 0 | |
| Feedbooks | Mobile book and RSS services | Telephony | 0 | |
| Feedcache | Feed caching service | Music | 0 | |
| FeedFlow | Feed monitoring service | Other | 0 | |
| Feedoor | Feed aggregator services | Feeds | 0 | |
| Feedzz | RSS feed management and filtering service | Feeds | 0 | |
| FinCRN | U.S. SEC Edgar filings | Financial | 0 | |
| FindMeOn | Social site identity management services | Social | 0 | |
| FirstLook | Weather resource service | Weather | 0 | |
| Fizber Neighborhoods by State | Neighborhood data service | Real Estate | 0 | |
| FlexiScale | Virtual server hosting services | Internet | 0 | |
| FlightAware | Live flight aircraft tracking | Travel | 0 | |
| FlightView | Live flight aircraft and delays tracking | Travel | 0 | |
| Flixya | Video, photo, and blog sharing platform | Social | 0 | |
| Flux | Social networking platform from Viacom | Social | 0 | |
| Fonolo | Call center menu bypass services | Telephony | 0 | |
| Food Candy | Social site for foodies | Food | 0 | |
| Footprints | Community funding service | Social | 0 | |
| FotoFlexer | Online image editor | Photos | 0 | |
| Foxrate | Currency exchange rates | Financial | 0 | |
| Franglo | European classifieds service | Shopping | 0 | |
| FraudLabs Credit Card Fraud Detection | Credit card verification service | Security | 0 | |
| FraudLabs MailBox Validator | Email address validation service | 0 | ||
| FRED | US Federal Reserve Economic data | Government | 0 | |
| FreeAgent | Accounting application services | Enterprise | 0 | |
| Freedb / CDDB | Online CD catalog service | Music | 0 | |
| FreedomSpeaks | United States political data lookup | Government | 0 | |
| Freewebs | Web publishing platform | Blogging | 0 | |
| Frengo | Mobile widgets and messaging platform | Messaging | 0 | |
| FuncNet | Protein analysis service | Tools | 0 | |
| Fupa Games | Flash games provider | Games | 0 | |
| G8L.US | URL shortening service | Internet | 0 | |
| GamerDNA Helix | Warhammer game character service | Games | 0 | |
| Gastus | Expense tracking | Financial | 0 | |
| Geocoding Service for Korea | Korean geocoding service | Mapping | 0 | |
| geocubes | Mapping search service | Mapping | 0 | |
| Geograph | British Isles photo service | Photos | 0 | |
| GeoSmart | New Zealand geospatial and mapping services | Mapping | 0 | |
| Get Satisfaction | Distributed product support services | Social | 0 | |
| GetMobile | Mobile advertising network | Advertising | 0 | |
| Giant Bomb | Database of game information | Games | 0 | |
| Gigulate | Music blogging service | Music | 0 | |
| GitHub | Source code repository | Tools | 0 | |
| Glam Apps Platform | Women-focused content and social network | Social | 0 | |
| Global Biodiversity Information Facility | Species datasets | Reference | 0 | |
| Global IP Sound | Voice Processor for VoIP Services | Telephony | 0 | |
| Globe Labs | Telecommunications services | Telephony | 0 | |
| Gnip | Ping and data portability services for user data | Internet | 0 | |
| GoGrid | Cloud computing and web hosting services | Internet | 0 | |
| Goodreads | Book search and social book services | Other | 0 | |
| GoodStorm | Online retail ecommerce | Shopping | 0 | |
| Google O3D | 3D API for web browsers | Other | 0 | |
| Google OpenID | OpenID login for Google account users | Security | 0 | |
| Google Patent Search | Patent search service | Search | 0 | |
| Google Provisioning | User provisioning for Google Apps | Enterprise | 0 | |
| Google Research Search | Search services for researchers | Search | 0 | |
| Google Virtual Keyboard | Vritual keyboard service | Other | 0 | |
| Google Wave | Social collaboration and communication service | Social | 0 | |
| Goozex | Video game trading services | Games | 0 | |
| GOP.gov | US Congressional Republicans data | Government | 0 | |
| Goplan | Online project management | Project Management | 0 | |
| GovTrack.us | US Congress database service | Government | 0 | |
| GovTracker | Rhode Island state data services | Government | 0 | |
| GraphMagic | Graph and chart services | Other | 0 | |
| Green Thing | Green lifestyle suggestion service | Social | 0 | |
| GroupMe | Social bookmarking | Bookmarks | 0 | |
| Groups Near You | Local groups search service | Social | 0 | |
| gubb | List creation and management | Database | 0 | |
| Hakia | Semantic search engine | Search | 0 | |
| Happenr | Events database | Events | 0 | |
| Haystack Networking | Social networking for business | Other | 0 | |
| HeatMap | Heat map generator service | Mapping | 0 | |
| HelloTxt | Service for updating status messages | Social | 0 | |
| Hexillion Whois | Whois query service | Internet | 0 | |
| Hey Spread | Video distribution services | Video | 0 | |
| HeyWatch | Video encoding services | Video | 0 | |
| Heyzap | Gaming service for Flash games | Games | 0 | |
| Hiveminder | To-do list managment service | PIM | 0 | |
| Hook Mobile | U.S. and Canada multimedia mobile messaging service | Messaging | 0 | |
| Hoovers | Corporate data services | Enterprise | 0 | |
| HopStop | Mass transit and walking directions | Mapping | 0 | |
| HTML2PDF | HTML to PDF conversion service | Internet | 0 | |
| Huddle | Project management and collaboration service | Project Management | 0 | |
| Hunch | Questions and answers service | Answers | 0 | |
| I Heart Quotes | Quotes and fortunes generator | Reference | 0 | |
| I Rate My Day | Rate your day services | Social | 0 | |
| Ifbyphone | Speech recognition service for IVR and dialer apps | Telephony | 0 | |
| iList | Classified ads service | Shopping | 0 | |
| IMified | Instant messenger buddy | Chat | 0 | |
| ImmobilienScout24 | Real estate search in Germany | Real Estate | 0 | |
| Indivo Health | Health record manipulation services | Medical | 0 | |
| Inkling | Prediction market platform | Financial | 0 | |
| Innotas | Project portfolio management services | Project Management | 0 | |
| IntelliContact | Email marketing service | 0 | ||
| Intellivative | Payment processing service | Payment | 0 | |
| Invoice Machine | Invoice management service | Financial | 0 | |
| IP Address Lookup | Determine IP address from domain name | Internet | 0 | |
| IPloc | IP address lookup services | Internet | 0 | |
| iplocationtools | IP address services | Internet | 0 | |
| Ipoki | GPS and social presence services | Mapping | 0 | |
| IRL Connect | Visible social networking service | Social | 0 | |
| Iron Money | Personal financial management service | Financial | 0 | |
| iShareMaps On Demand | UK Postcode Geocoder | Mapping | 0 | |
| iStockphoto | Royalty free stock photos | Photos | 0 | |
| IttyUrl | URL shortening service | Internet | 0 | |
| JangoMail | Bulk email service | 0 | ||
| Java Game Tome | Java game listing services | Games | 0 | |
| Jigsaw | Business information and contacts directory | Enterprise | 0 | |
| JobCrank | Job search and posting | Job Search | 0 | |
| JobMotel | Job feeds service | Job Search | 0 | |
| Jott | Voice to email and text service | Messaging | 0 | |
| JumboURL | URL expanding service | Internet | 0 | |
| kaChing | Social investment service | Financial | 0 | |
| Kalisty | To-do list services | Social | 0 | |
| KashFlow | Online accounting software | Financial | 0 | |
| Kegg | Bioinformatics data services | Medical | 0 | |
| Kelkoo | Comparison shopping service | Shopping | 0 | |
| King County Buses | Transit tracking service | Travel | 0 | |
| Kintera | Fundraising and donor management | Other | 0 | |
| KISTI | Topic-centric search service | Search | 0 | |
| Klout | Social metrics service | Internet | 0 | |
| KnowMarkets Address Verification | Postal and area code lookup services | Reference | 0 | |
| Kratia | Democratic search engine | Search | 0 | |
| Launchpad | Bug and issue tracking | Enterprise | 0 | |
| LetsProve | Lifestreaming services | Social | 0 | |
| LexisNexis Academic | Academic research repository | Reference | 0 | |
| Library of Congress Subject Headings | Access to the Library of Congress Subject Headings | Reference | 0 | |
| Lighthouse | Bug and issue tracking | Project Management | 0 | |
| LignUp | Communications web services | Telephony | 0 | |
| linkaGoGo | Social bookmarking service | Bookmarks | 0 | |
| LinkPoint | Customizable payment processing services | Payment | 0 | |
| Linode | Virtual server hosting services | Internet | 0 | |
| Litmus | Cross-browser compatibility testing | Other | 0 | |
| Live Nation Event Data | Live music and concert information | Music | 0 | |
| LiveTimer | Project time tracking and tasks | Project Management | 0 | |
| Lokad | Online time series forecaster | Enterprise | 0 | |
| Lonely Planet | Travel guidebook content services | Travel | 0 | |
| LongJump | CRM and other business applications | Enterprise | 0 | |
| Lookery | User-targeting service | Internet | 0 | |
| Loomia | Recommendation service | Recommendations | 0 | |
| LouderVoice | Review and comments service | Utility | 0 | |
| LOUIS | US federal documents database | Government | 0 | |
| Lypp | VoIP Callback & Teleconferencing API | Telephony | 0 | |
| M/DB | Database service | Database | 0 | |
| Macromedia News Aggregator | Data access service | News | 0 | |
| Magnify.net | Curated video channels | Video | 0 | |
| Mailbuild | Email forms and templates service | 0 | ||
| Mailtrust | Email hosting service | 0 | ||
| mapme | Location mapping service | Mapping | 0 | |
| MapMyRun | Access runners routes and related data | Sports | 0 | |
| Mappr | Photo mapping | Mapping | 0 | |
| Mapy | Czech mapping services | Mapping | 0 | |
| MashSpots | Local search and mapping | Mapping | 0 | |
| Meaningtool | Semantic meaning service | Other | 0 | |
| MediaSock | Photo management and sharing service | Photos | 0 | |
| Meebo | Web based messaging platform | Chat | 0 | |
| Meetup | Social events service | Social | 0 | |
| Meez | Avatar retrieval service | Social | 0 | |
| Mefeedia | Video feeds and community | Video | 0 | |
| Microsoft adCenter | Online advertisting services | Advertising | 0 | |
| Microsoft Translator | Web page and subpage language translation | Utility | 0 | |
| Mindgram | Voice telegram service | Telephony | 0 | |
| MindMeister | Collaborative online mind mapping | Office | 0 | |
| Mint | Web site metrics and reporting | Internet | 0 | |
| Mixendo | Cross-domain request service | Internet | 0 | |
| Mnemotechniques Abbreviator | Abbreviation services | Tools | 0 | |
| mobiAPI | Mobile data reporting and analysis service | Tools | 0 | |
| Mobile Java Push | Mobile content service | Other | 0 | |
| Mobilize Central | SMS mobile marketing services | Messaging | 0 | |
| Mobypicture | Mobile photo sharing service | Photos | 0 | |
| Mollom | Blog and social site spam prevention services | Security | 0 | |
| Mon.itor.us | Web site monitoring services | Internet | 0 | |
| MoneyBird | Online billing service | Enterprise | 0 | |
| Moneybookers | Online payments service | Payment | 0 | |
| Moneytrackin | Expense tracking | Financial | 0 | |
| Mortgage Marvel | Mortgage rate quotes service | Real Estate | 0 | |
| Mosso Cloud Files | File storage services | Storage | 0 | |
| MoveDigital | File delivery and management services | Storage | 0 | |
| Movil | SMS messaging | Messaging | 0 | |
| Mozenda | Data extraction service | Tools | 0 | |
| MP3Tunes | Music services | Music | 0 | |
| mSense | Metadata generating service | Internet | 0 | |
| mtny.mobi | URL shortener service | Tools | 0 | |
| Mugr | Face recognition service | Photos | 0 | |
| MuseStorm | Web services tools | Other | 0 | |
| MusicDNS.org | Music fingerprinting service | Music | 0 | |
| Mycitymate Location | Local user reviews and city guides | Recommendations | 0 | |
| Mydeo Media Manager | Video streaming service | Video | 0 | |
| myExperiment | Workflow sharing services | Reference | 0 | |
| MyFantasyLeague | American football statistics services | Sports | 0 | |
| myFeedz | Blog services | Blog Search | 0 | |
| myGPSID | Geolocation based ads | Advertising | 0 | |
| MyNotify | Feed publication service | Internet | 0 | |
| MyPW Authentication | Authentication services | Security | 0 | |
| NAC Geo-Services | Geocoding, traffic, and location services | Mapping | 0 | |
| Naver Maps | Korean mapping service | Mapping | 0 | |
| Nearby.org.uk | Geocoding service for UK | Mapping | 0 | |
| Needish | Price quote service | Recommendations | 0 | |
| NEEScentral | Earthquake engineering services | Database | 0 | |
| Nenest | Web forms and application framework | Internet | 0 | |
| NeoSpeech | Text to speech service | Messaging | 0 | |
| NetAccounts | Online accounting service | Financial | 0 | |
| NetDocuments | Enterprise document management service | Enterprise | 0 | |
| NetSuite | On-demand business application suite | Enterprise | 0 | |
| New York Times NY State Legislature | NY State legislative member information | Government | 0 | |
| New York Times Real Estate | Real estate listings and sale prices | Real Estate | 0 | |
| NewsIsFree | Online news aggregation | News | 0 | |
| NextDB | Hosted database accessible from JavaScript | Database | 0 | |
| NHS | UK National Health Service | Medical | 0 | |
| Nimbb | Webcam and video streaming service | Video | 0 | |
| Nirvanix | Internet storage service | Storage | 0 | |
| NN.NF | URL shortening service | Tools | 0 | |
| Nonoba | Flash based multiplayer gaming services | Games | 0 | |
| nooked | Feed management services for eCommerce | Shopping | 0 | |
| Norway Weather | Weather data service | Weather | 0 | |
| Notches | Distributed user reviews service | Recommendations | 0 | |
| Notely | Academic notes and calendar service | Utility | 0 | |
| Notify.Me | Web notifications service | Utility | 0 | |
| Nozbe | Personal productivity service using GTD | PIM | 0 | |
| Nuconomy | Web analytics service with social metrics | Internet | 0 | |
| Numbler | Online spreadsheet service | Office | 0 | |
| OANDA FXTrade | Foreign exchange online trading services | Financial | 0 | |
| Octopart Electronics | Electronics parts search services | Shopping | 0 | |
| OddsMiner | Sports betting,live scores and results XML feeds | Sports | 0 | |
| Office for National Statistics | UK neighborhood and census data | Government | 0 | |
| Ohloh | Open source software directory and community | Social | 0 | |
| ondi.ro Geocoding | Romanian geocoding service | Mapping | 0 | |
| OnForce | Work order handling service | Enterprise | 0 | |
| OnlyWire | Social bookmarklet service | Bookmarks | 0 | |
| ooVoo | Web video chat room service | Chat | 0 | |
| Ooyala Analytics | Video analytics services | Video | 0 | |
| Ooyala Interactive Video | Interactive video distribution services | Video | 0 | |
| Open Library | Library data access | Reference | 0 | |
| Open Voice | VoIP telephony services | Telephony | 0 | |
| Open Xdrive | Online data storage service | Storage | 0 | |
| OpenAustralia | Australian government information service | Government | 0 | |
| OpenEco | Greenhouse gas production tracking service | Other | 0 | |
| Openomy | Online file system | Storage | 0 | |
| Opensubtitles | Movie subtitles service | Video | 0 | |
| OpenX | Online advertising management services | Advertising | 0 | |
| Orange Authentication | Authentication service | Security | 0 | |
| Orange Click-to-Call | Click to call Internet voice services | Telephony | 0 | |
| Orange Contact Everyone | Mobile contacts service | Telephony | 0 | |
| Orange Device Capability Enabler | Mobile device checking services | Telephony | 0 | |
| Orange Email | Email service | 0 | ||
| Orange Location | Location Tracking Services | Telephony | 0 | |
| Orange Mobeasy Platform | Mobile content service | Other | 0 | |
| Orange Multimedia Conference | Teleconferencing services | Telephony | 0 | |
| Orange Personal Calendar | Calendar service | Calendar | 0 | |
| Orange Personal Contacts | Mobile phone contacts service | Other | 0 | |
| Orange Personal Messages | Mobile email messaging service | 0 | ||
| Orange Personal Photos | Mobile photo sharing | Photos | 0 | |
| Orange Personal Profile | Mobile customer profile service | Telephony | 0 | |
| Orange SMS | SMS Text Messaging Service | Messaging | 0 | |
| Orange Voicemail | Voicemail messaging service | Telephony | 0 | |
| Orange VoiceMashup | IVR, Interactive Voice Response system | Telephony | 0 | |
| Orderwave | Order retrieval and management services | Shipping | 0 | |
| OReilly Safari | Book search | Reference | 0 | |
| Orion's Belt | Battle game | Games | 0 | |
| Outune | Web map engine service | Internet | 0 | |
| Ovi Maps Player | Online mapping service | Mapping | 0 | |
| Padpaw | SMS text messaging services | Messaging | 0 | |
| PageGlimpse | Thumbnail generator | Tools | 0 | |
| Paglo | IT monitoring and management service | Enterprise | 0 | |
| PalBee Mashup | Conferencing and collaboration services | Enterprise | 0 | |
| Pando | File delivery and management services | File Sharing | 0 | |
| PaperHost | Electronic document management | Enterprise | 0 | |
| PartySpark | Social events service | Social | 0 | |
| PartySync | Messaging services | Messaging | 0 | |
| Pathfinder | Air cargo tracking service | Other | 0 | |
| PayLoadz | File storage and seller download services | Storage | 0 | |
| Payment Vision Pay | Payment processing service | Payment | 0 | |
| Paymo | Time tracking service | Enterprise | 0 | |
| PaySimple | Online payment gateway | Shopping | 0 | |
| PBwiki | Consumer wiki farm | Wiki | 0 | |
| PDBj | Protein data bank services | Medical | 0 | |
| PDF Alchemy | PDF conversion service | Office | 0 | |
| PeopleAggregator | Social networking platform and service | Social | 0 | |
| Performancing | Blog management | Blogging | 0 | |
| PermissionTV | Video distribution platform | Video | 0 | |
| Persony | Conferencing and collaboration services | Enterprise | 0 | |
| PGiConnect | Email, messaging, and conferencing services | Messaging | 0 | |
| PhoneDog | Cell phone information, service data, and news. | Telephony | 0 | |
| PhoneVal | Phone number validation service | Reference | 0 | |
| PhotoShow | Photo management service | Photos | 0 | |
| Phweet | Twitter talk service | Telephony | 0 | |
| Piins Contacts | Web based contact management | PIM | 0 | |
| PilotOutlook | International airport data | Reference | 0 | |
| Pinch | Mobile analytics service | Tools | 0 | |
| Ping.fm | Social networking ping and update service | Social | 0 | |
| Pixenate | Online photo editing | Photos | 0 | |
| Pixlr | Photo editing service | Photos | 0 | |
| PlanningAlerts | Alerts service for UK local planning alerts | Real Estate | 0 | |
| Platial | Collaborative geographic service | Mapping | 0 | |
| PlayPhone | Partner with Playphone to offer Mobile content in over 20 countries | Music | 0 | |
| PointLoyalty | Rewards program service | Shopping | 0 | |
| PollDaddy | Poll and survey service | Utility | 0 | |
| Poodz | Microblogging service | Blogging | 0 | |
| PopShops | Affiliate marketing service | Shopping | 0 | |
| Postcode Anywhere | Geocoding and postal code services | Mapping | 0 | |
| Posterous | Content sharing service | Social | 0 | |
| PostMapper | Mapping service for blog posts | Blogging | 0 | |
| PostRank | Community driven rankings and bookmarks | Feeds | 0 | |
| Praized | Local user reviews and search service | Recommendations | 0 | |
| Praxeon | Medical language search service | Medical | 0 | |
| Presdo | Social events service | Social | 0 | |
| Project Vote Smart | U.S. political data lookup | Government | 0 | |
| ProStores | CRM and other business applications | Shopping | 0 | |
| Proximic | Contextual advertising service | Advertising | 0 | |
| Publicaster | Email marketing management | 0 | ||
| Qipit | Mobile image scanning services | Enterprise | 0 | |
| Qrimp | Developer platform with database capabilities | Tools | 0 | |
| Qualified Address | US address verification service | Reference | 0 | |
| Questsin | Thesaurus and answers lookup services | Answers | 0 | |
| QuickBase | Workgroup applications management | Enterprise | 0 | |
| Quoqu | Microblogging service for finance traders | Financial | 0 | |
| Qype | Local reviews service | Recommendations | 0 | |
| RadioSherpa | Real-time radio program information | Music | 0 | |
| RadioTime | Music and talk radio service | Music | 0 | |
| Random House | Book search and viewing service | Other | 0 | |
| RapidPoints | Rewards program services for small businesses | Enterprise | 0 | |
| RateItAll | User reviews database and services | Recommendations | 0 | |
| RatePubs | Pub and bar reviews services | Food | 0 | |
| RealEDA Reverse Phone Lookup | Lookup address and name via phone | Reference | 0 | |
| RealGifts | Service for sending real gifts on Facebook | Shopping | 0 | |
| RealtyBaron | Housing marketplace service | Real Estate | 0 | |
| Rediff | Social networking service | Social | 0 | |
| Remember the Milk | Personal information management | PIM | 0 | |
| RentRent | Craigslist rentals data service | Real Estate | 0 | |
| RescueTime | Time tracking services | Project Management | 0 | |
| ResellerClub | Domain name reselling and web hosting services | Internet | 0 | |
| Right Media Exchange | Advertising management | Advertising | 0 | |
| RingCentral Fax | Internet fax services | Fax | 0 | |
| RockYou Super Wall | Platform for content sharing within Facebook | Social | 0 | |
| RPX | OpenID services | Security | 0 | |
| RSSmeme | RSS feed management and filtering service | Feeds | 0 | |
| Rummble | Location-based services | Social | 0 | |
| SaasGrid | Web OS application development platform | Tools | 0 | |
| sabifoo | IM to RSS conversion service | Messaging | 0 | |
| Science Museum | British Science Museum data and services | Reference | 0 | |
| Scopus | Academic citation database | Reference | 0 | |
| Scribble | Link manager | Bookmarks | 0 | |
| Seattle 2.0 | Seattle upcoming tech events | Events | 0 | |
| SEC Watch | Corporate filings service | Financial | 0 | |
| SeedPeer | File sharing via BitTorrent | File Sharing | 0 | |
| Sendible | Message scheduling service | Messaging | 0 | |
| SeqHound | Bioinformatics research database | Medical | 0 | |
| Serence Klip | Desktop gadgets | Widgets | 0 | |
| SesameVault | Video sharing service | Video | 0 | |
| Sherpa Romeo | Journal publishing service | Reference | 0 | |
| Shipwire | Warehouse and shipping service | Shipping | 0 | |
| Shoeboxed | Receipt organizing service | Enterprise | 0 | |
| ShopStyle | Shopping database services | Shopping | 0 | |
| ShopWindow | Comparison shopping service | Shopping | 0 | |
| ShotCode | Allows phones to act as barcode scanners | Telephony | 0 | |
| ShreveSearch Search | Shreveport-Bossier LA area search services | Search | 0 | |
| SimpleDB | Temporary data storage services | Storage | 0 | |
| SimplePie Live | Access RSS and Atom feeds with JavaScript | Feeds | 0 | |
| Sindice | Semantic data search and extraction service | Search | 0 | |
| Singapore Geocoder | Singapore postal code geocoder | Mapping | 0 | |
| Sipgate | Internet telephone service provider | Telephony | 0 | |
| Skicow | Skiing | Widgets | 0 | |
| Slicehost SliceManager | Web hosting services | Internet | 0 | |
| SlideSix | Presentation sharing service | Office | 0 | |
| Slifeshare | Lifestreaming network | Social | 0 | |
| SlimTimer | Personal task timer | Utility | 0 | |
| SmartTravelDeals | Travel offer publishing and search | Travel | 0 | |
| smsBug | SMS messaging services | Messaging | 0 | |
| Smynx | Search and coordination services for meeting up | Social | 0 | |
| Snappr.net | Barcode decoding and creation services | Utility | 0 | |
| Snipplr | Source code sharing service | Other | 0 | |
| Snipplr | Source code repository | Other | 0 | |
| Snipt | URL shortening service | Tools | 0 | |
| Snooth | Wine recommendations service | Recommendations | 0 | |
| Social Gaming Network | Developer platform for social games | Games | 0 | |
| Social Translator | Community translation service | Social | 0 | |
| Socialbel | Community translation service | Tools | 0 | |
| Socialight | Social community | Social | 0 | |
| SoftLayer | Systems management and monitoring | Internet | 0 | |
| Song.ly | Music discovery service | Music | 0 | |
| SoundBite | Unified messaging service for voice, text, and email | Enterprise | 0 | |
| soundtoys | Visual artists works repository | Music | 0 | |
| Spigit | Enterprise social network mining | Social | 0 | |
| Spinn3r | Blog search index service | Blog Search | 0 | |
| SpinVox | Voice to text service | Tools | 0 | |
| Spongecell | Online calendar service | Calendar | 0 | |
| Spot2be | Online and mobile location sharing | Mapping | 0 | |
| Spreadshirt | eCommerce apparel store service | Shopping | 0 | |
| Springnote | Wiki platform service | Wiki | 0 | |
| Sprint | Mobile application development service | Telephony | 0 | |
| SRC Demographics | Demographic reference data | Reference | 0 | |
| StreamAPI | Video streaming service | Video | 0 | |
| Streamload | Online media storage | Media Management | 0 | |
| StrikeIron Address Distance | Calculation of distances between addresss | Other | 0 | |
| StrikeIron Address Verfication | Global address verification service | Reference | 0 | |
| StrikeIron Baseball Stats | Major League Baseball data service | Sports | 0 | |
| StrikeIron Do Not Call | Telephone number verification serice | Reference | 0 | |
| StrikeIron Email Verification | Email verification service | 0 | ||
| StrikeIron Insider Trading | Insider trading transaction information | Reference | 0 | |
| StrikeIron Lite Web Services | Financial, census data, phone numbers, and other data | Reference | 0 | |
| StrikeIron Mobile Email | Mobile email messaging service | Messaging | 0 | |
| StrikeIron Phone Number Enhancement | Adds address and statistical data based on phone number | Reference | 0 | |
| StrikeIron Residential Lookup | Residential directory lookup and validation service | Reference | 0 | |
| StrikeIron Sales Tax Basic | Sales and use tax data service | Reference | 0 | |
| StrikeIron US Addresses | US address verification service | Other | 0 | |
| StrikeIron Zacks Company Profile | Corporate profiles web service | Reference | 0 | |
| StyleFeeder | Recommendations service | Recommendations | 0 | |
| SubscriberMail | Email marketing service | 0 | ||
| Superbreak | Travel booking services | Travel | 0 | |
| Surveygizmo | Online survey service | Internet | 0 | |
| SwapThing | Community driven swapping site | Shopping | 0 | |
| Swoogle | Semantic data search | Tagging | 0 | |
| Sylantro | Hosted VoIP services | Telephony | 0 | |
| Ta with you | Machine translation service | Utility | 0 | |
| Tabblo | Web based printing service from HP | Other | 0 | |
| Tagalag | Email tagging | Tagging | 0 | |
| Tagatum | Blog tags repository services | Tagging | 0 | |
| TagFinder | Tag extraction service | Tagging | 0 | |
| Tagga SMS | Ad support SMS message service | Messaging | 0 | |
| tagthe.net | Tag recommendation service | Tagging | 0 | |
| TagWorld | Social web services | Widgets | 0 | |
| Tagyu | Tag recommendation service | Tagging | 0 | |
| Taleo | Workforce management services | Enterprise | 0 | |
| Talis | Linked Data hosting platform | Database | 0 | |
| Tall Umbrella | VoIP notifications service | Telephony | 0 | |
| Tangler | Discussion forums services | Internet | 0 | |
| Taringa | Social networking in Argentina | Social | 0 | |
| TeamDesk | Web based database application service | Other | 0 | |
| Teleflip flipOut | Mobile email messaging service | Messaging | 0 | |
| Tell Them What You Think | UK government consultations database | Government | 0 | |
| Textingit | SMS Messaging services | Messaging | 0 | |
| TextMarks SMS | SMS text messaging service | Messaging | 0 | |
| The Astrologer | Astrology services | Other | 0 | |
| ThemeForest | Website template service | Internet | 0 | |
| ThinkFree | Document management services | Office | 0 | |
| ThisNext | Social shopping service | Recommendations | 0 | |
| Thumbnail Ninja | Image hosting and distribution | Photos | 0 | |
| Thumbplay | Mobile. Music. Money. Sell digital media to over 200 million mobile phones from any application, widget or website. | Music | 0 | |
| TicketStumbler | Ticket search service | Events | 0 | |
| TickSpot | Project time tracking and tasks | Project Management | 0 | |
| Tiktrac | Timesheet management | PIM | 0 | |
| Tiny GeoCoder | Geocoding services | Mapping | 0 | |
| TinyLoad | File distribution service | Storage | 0 | |
| Tinysong | Music sharing service | Music | 0 | |
| Tipjoy | Aggregator monetization services | Financial | 0 | |
| Tixik | Famous places GPS services | Mapping | 0 | |
| to.uri.st | Travel and tourist database services | Travel | 0 | |
| Toggl | Time tracking service | PIM | 0 | |
| TokBox | Authentication services | Security | 0 | |
| Toodledo | To-do list management | PIM | 0 | |
| Tradera | Swedish online auction marketplace | Shopping | 0 | |
| TravEnjoy | Travel search service | Travel | 0 | |
| TriMet | Transit tracking service for Portland, Oregon | Travel | 0 | |
| TripIt | Online travel itinerary service | Travel | 0 | |
| TrustCommerce | Payment processing services | Payment | 0 | |
| Tunelog | Music metadata management | Music | 0 | |
| tunesBag | Music storage, streaming, and sharing | Music | 0 | |
| Tweet Scan | Twitter and identi.ca search results service | Search | 0 | |
| Tweetburner | Twitter link tracking service | Social | 0 | |
| Tweetmeme | Twitter link popularity service | Social | 0 | |
| TweetPhoto | Twitter photo sharing service | Photos | 0 | |
| TweetShrink | Tweet shortening service | Blogging | 0 | |
| Twinfluence | Twitter profile analysis service | Internet | 0 | |
| TwitrPix | Photo sharing service for Twitter | Photos | 0 | |
| TwitterCounter | Twitter user statistics data | Social | 0 | |
| Twitxr | Mobile photo sharing | Photos | 0 | |
| Twivatar | Twitter avatar service | Photos | 0 | |
| Twones | Social music service | Music | 0 | |
| twt.fm | Twitter music sharing service | Music | 0 | |
| txtful | Message enabling service | Chat | 0 | |
| TxtImpact | SMS text messaging service | Messaging | 0 | |
| udefn | SMS messaging service | Messaging | 0 | |
| UK Civil Service | UK public sector job service | Job Search | 0 | |
| UMap | Flash-Based Mapping API | Mapping | 0 | |
| UN Data | United Nations information service | Government | 0 | |
| unAPI | Proposal for web clipboard | Internet | 0 | |
| Undisposable | Collaborative protection against disposable email | 0 | ||
| Unfuddle | Bug and issue tracking | Project Management | 0 | |
| Unified Software AddressVal | UK address validation service | Mapping | 0 | |
| UniProt | Protein sequence and annotation services | Medical | 0 | |
| Upside Wireless | Text messaging service provider | Telephony | 0 | |
| Urban Mapping | Urban geo-spatial data services | Mapping | 0 | |
| Urban Mapping Mass Transit Proximity | Mass transit mapping and information | Mapping | 0 | |
| URL Classifier | Semantic web page categorization service | Tools | 0 | |
| URLAce.com | URL shortening service | Internet | 0 | |
| Urloid | Short URL service | Utility | 0 | |
| UrlTrends | Link tracking and search optimization | Advertising | 0 | |
| USAspending | Database of US government spending | Government | 0 | |
| user-agent-string | User agent string analysis service | Internet | 0 | |
| Utterz | Community site | Social | 0 | |
| Vazu | SMS messaging service | Messaging | 0 | |
| Venteria | Social event calendar | Events | 0 | |
| VerticalResponse | Email management services | 0 | ||
| Vianet | Travel booking services | Travel | 0 | |
| ViaPost | Send postal mail from electronic documents | Other | 0 | |
| ViaPost | Send physical mail from the Internet | Office | 0 | |
| Video Bloom | Video distribution platform | Video | 0 | |
| Viewdle | Video face recognition service | Video | 0 | |
| Vindicia | Online billing service | Financial | 0 | |
| Virtuoso Sponger Proxy | RDF proxy service | Internet | 0 | |
| VirWoX | Virtual world currency exchange services | Financial | 0 | |
| Vitalist | Project tracking and tasks | Project Management | 0 | |
| Vizimo | TV recommendations service | Recommendations | 0 | |
| Vodafone Betavine | Mobile web services | Messaging | 0 | |
| Voices.com | Voice actor and voice over talent services | Other | 0 | |
| Voki | Speaking avatars services | Social | 0 | |
| voo2do | Task management | Other | 0 | |
| Vouchers.Im | Shopping coupons and deals services | Shopping | 0 | |
| Voxbone | VoIP provisioning service | Telephony | 0 | |
| Vuclip Video | Mobile video sharing and search | Video | 0 | |
| Vuzit | Online document viewing | Office | 0 | |
| Vysr | Social platform services | Social | 0 | |
| vzaar | Video hosting service | Video | 0 | |
| W3Counter | Web site metrics tools | Internet | 0 | |
| Wakoopa | Software usage community service | Social | 0 | |
| Wassr | Twitter for SecondLife microblogging service | Messaging | 0 | |
| Watchdog | Political data lookup | Government | 0 | |
| Wayfaring | Map creation and sharing service | Mapping | 0 | |
| Wazap! | Gaming information service | Games | 0 | |
| Web API for Biology | Biological sequence search and analysis | Medical | 0 | |
| WebEquity | Financial services | Financial | 0 | |
| WebEx | Conferencing and collaboration services | Enterprise | 0 | |
| WebJay | Music playlist management | Music | 0 | |
| Webmail.us | Email hosting service | 0 | ||
| WebMetrics | Website and web services monitoring | Internet | 0 | |
| WebResizer | Online image editing tool | Photos | 0 | |
| Webride | Attaches discussions to any site | Internet | 0 | |
| WebSitePulse | Web site and application monitoring service | Internet | 0 | |
| WebTrends | Web site analytics service | Internet | 0 | |
| Weebly | Web site and blog creation service | Internet | 0 | |
| Weewar | Access WeeWar.com game stats or create a bot | Games | 0 | |
| WeeWorld | Avatar access service | Social | 0 | |
| welovelocal | Local user reviews and city guides | Recommendations | 0 | |
| Wesabe | Personal finance management and community | Financial | 0 | |
| Wetpaint Injected | Service to enable in-site user geneated content | Wiki | 0 | |
| What The Trend? | Twitter trending service | Social | 0 | |
| WhatCounts | Email management services | 0 | ||
| Where Is Tim Web Service | Location tracking | Mapping | 0 | |
| Where2GetIt Geospatial | Non-mapping geospatial services | Mapping | 0 | |
| WhereIsNow | Document updates service | Office | 0 | |
| Who Is Hosting This | Find out who hosts a web site | Internet | 0 | |
| Who is my Representative | Database of US congressional representatives | Government | 0 | |
| WidgetPlus | Widget framework | Widgets | 0 | |
| WidSets | Mobile widgets service | Widgets | 0 | |
| Wikia | Search results enhancements and extensions | Search | 0 | |
| WikiMatrix | Wiki search and comparison service | Wiki | 0 | |
| Winamp | Customizable music player | Music | 0 | |
| Windows Live ID Client SDK | Windows SDK for Windows Live sign-in authentication | Security | 0 | |
| Windows Live Messenger IM Control | Web based chat service | Messaging | 0 | |
| Windows Live Messenger Library | Chat and messaging services | Chat | 0 | |
| Windows Live Presence | Online presence service | Messaging | 0 | |
| Wink | Social search service | Search | 0 | |
| Wipee List | To-do list services | Project Management | 0 | |
| Wolfram Alpha | Computational knowledge and search engine | Reference | 0 | |
| Wordpot | Search engine optimization services | Internet | 0 | |
| Wordsfinder Keywords Extractor | SEO term extraction service | Internet | 0 | |
| Wordtracker | Search engine optimization services | Advertising | 0 | |
| Workday | ERP business services | Enterprise | 0 | |
| World Bank | Worldwide indicators, business, and photo databases | Reference | 0 | |
| WorldCat Identities | Library data access | Reference | 0 | |
| WorldCat Search | Library data access | Reference | 0 | |
| WSRelater | Recommendation engine | Recommendations | 0 | |
| Wuala | Store and share files online | Storage | 0 | |
| Wufoo | Online forms creation service | Other | 0 | |
| Xactly Connect | Sales team incentive services | Enterprise | 0 | |
| Xavier Finance Exchange Rates | Exchange rates and charts | Financial | 0 | |
| Xignite Calendar | Global economic calendars | Financial | 0 | |
| Xignite Global Historical | Historical stock quotes from global stock exchanges | Financial | 0 | |
| Xignite Realtime | Real-Time Stock Quotes for U.S. Stocks | Financial | 0 | |
| XigniteAnalysts | Analysts ratings on U.S. stocks | Financial | 0 | |
| XigniteCharts | Stock chart creation service | Financial | 0 | |
| XigniteCompensation | U.S. executive pay listings | Financial | 0 | |
| XigniteCurrencies | Real-time currency exchange rates | Financial | 0 | |
| XigniteEdgar | U.S. SEC Edgar filings | Financial | 0 | |
| XigniteEmerging | Track government bond prices and yields | Financial | 0 | |
| XigniteEnergy | Energy futures quotes service | Financial | 0 | |
| XigniteEstimates | Analyst earnings estimates for U.S. stocks | Financial | 0 | |
| XigniteExchanges | Provides operating hours for world securities exchanges | Financial | 0 | |
| XigniteFinancials | U.S. company financial statements | Financial | 0 | |
| XigniteFundamentals | U.S. company stock information | Financial | 0 | |
| XigniteFundData | U.S. mutual fund facts and performances | Financial | 0 | |
| XigniteFundHoldings | Mutual fund holdings disclosure service | Financial | 0 | |
| XigniteFunds | U.S. mutual fund daily NAVs | Financial | 0 | |
| XigniteFutures | Futures market quotes | Financial | 0 | |
| XigniteGlobalQuotes | Global delayed stock quotes | Financial | 0 | |
| XigniteHistorical | Closing prices for U.S. equities | Financial | 0 | |
| XigniteHoldings | Securities holdings database service | Financial | 0 | |
| XigniteHousing | U.S. housing market statistics | Financial | 0 | |
| XigniteIndices | Closing index values for U.S. and world indices | Financial | 0 | |
| XigniteInsider | Real-time corporate insider transactions | Financial | 0 | |
| XigniteInterBanks | Global interbank interest rates | Financial | 0 | |
| XigniteLogos | Company logo service | Financial | 0 | |
| XigniteMaster | Global securities information | Financial | 0 | |
| XigniteMetals | Real-time precious metals prices | Financial | 0 | |
| XigniteMoneyMarkets | U.S. Treasury and LIBOR Swap Rates | Financial | 0 | |
| XigniteNASDAQLastSale | Stock price service for NASDAQ listings | Financial | 0 | |
| XigniteNews | U.S. financial, economic and business news | Financial | 0 | |
| XigniteOptions | Market quotes for options | Financial | 0 | |
| XigniteOutlook | US financial market daily news updates | Financial | 0 | |
| XigniteQuotes | Market quotes for U.S. equities and ETFs | Financial | 0 | |
| XigniteRates | Global interest rates and government bond yields | Financial | 0 | |
| XigniteReleases | Company news releases | Financial | 0 | |
| XigniteSecurity | Stock exchanges master company lists | Financial | 0 | |
| XigniteSecurity | Global Securities Master Listing | Financial | 0 | |
| XigniteStatistics | U.S. economic statistics service | Financial | 0 | |
| XigniteVWAP | Volume-Weighted average stock price tracking | Financial | 0 | |
| XmgImage | Photo sharing and editing | Photos | 0 | |
| Xtify | Location mapping service | Mapping | 0 | |
| Xurrency | Currency exchange rates | Financial | 0 | |
| Yahoo Mail Applications | Platform for email extensions | 0 | ||
| Yahoo Mobile Widget Platform | Mobile widget platform | Widgets | 0 | |
| Yahoo Placemaker | Geo-enrichment service | Mapping | 0 | |
| Yamli | Arabic search engine using Latin characters | Search | 0 | |
| Yammer | Microblogging for business | Blogging | 0 | |
| Yandex | Russian search engine | Search | 0 | |
| Yellow | Package shipping services | Shipping | 0 | |
| YouOS | Web based operating system | Internet | 0 | |
| YouPage | Business and local events directory | Shopping | 0 | |
| yourminis | Widget Platform | Widgets | 0 | |
| YourStreet | Geocoding news article service | Mapping | 0 | |
| YOYOIndia | Indian social network | Social | 0 | |
| Zannel Open | Community site | Social | 0 | |
| zanox | Internet monetization services | Advertising | 0 | |
| Zaypay | Micropayments via SMS services | Payment | 0 | |
| Zeep Mobile | SMS text messaging service | Messaging | 0 | |
| Zendesk | Help desk service | Internet | 0 | |
| ZipCodes | Simple zip code lookup service | Other | 0 | |
| Zoho CRM | Customer relationship management services | Financial | 0 | |
| ZoomClouds | Tag cloud service | Other | 0 | |
| Zoto | Photo sharing service | Photos | 0 | |
| Zubka | Job board and referral service | Job Search | 0 | |
| Zuora | Subscription billing service | Financial | 0 | |
| Zynga | Developer platform for social games | Games | 0 |
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