Web Services Directory

Viewing 1 to 108 of 108 APIs
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TwitterMicroblogging serviceSocial799     
YouTubeVideo sharing and searchVideo686     
Google TranslateLanguage translation serviceUtility44     
Google CalendarCalendar serviceCalendar43     
FriendFeedActivity stream aggregatorOther33     
MySpaceSocial networking serviceSocial26     
NetflixMovie rental serviceVideo24     
Yahoo Query LanguageQuery language platform for Yahoo servicesDatabase19     
Google ContactsContact list managementOther15     
Google Documents ListDocument management servicesOffice14     
Google LatitudeLocation sharing serviceMapping10     
Google BuzzSocial sharing serviceSocial9     
Google Friend ConnectSocial network serviceSocial8     
GuardianUK newspaper News8     
MeetupSocial events serviceSocial8     
Google Shopping SearchProduct search serviceShopping6     
NingSocial network platformSocial6     
Summize Twitter SearchSearch Twitter tweets serviceSearch6     
identi.caMicroblogging serviceBlogging5     
NPRUS National Public Radio News5     
Blip.tvVideo upload and sharing serviceVideo4     
GeoIQGeo Data, Visualization, and AnalysisMapping3     
MotorsportReg.comMotorsports events and calendar serviceSports3     
FeedzillaNews feed aggregatorFeeds2     
Mochi Media Flash GamesGame database listing serviceGames2     
PlazesLocation based social networkSocial2     
Reuters SpotlightReuters.com content serviceNews2     
SporeSpore game database and contentGames2     
WorldCat SearchLibrary data accessReference2     
GeoGratisGeographic data and mapping serviceMapping1     
Get SatisfactionDistributed product support servicesSocial1     
Google ProvisioningUser provisioning for Google AppsEnterprise1     
Google Shopping ContentProduct listing serviceShopping1     
NOAA ERDDAPOceanic science data serviceScience1     
Open Government Data InitiativeGovernment data resource from MicrosoftGovernment1     
PachubeRealtime device and buildings monitoring Other1     
San Francisco CrimespottingCrimespotting data for San Francisco CaliforniaGovernment1     
SpraciEvents and clubs databaseEvents1     
stikkitLittle sticky notes that thinkUtility1     
Subj3ctSemantic Web subject identity resolution serviceOther1     
World BankWorldwide indicators, business, and photo databasesReference1     
Agent StormReal Estate systems connectionReal Estate0     
AlfrescoEnterprise content platformEnterprise0     
AOL JournalsBlogging platformBlogging0     
BaconfileWeb based file storage interface for Amazon s3Storage0     
BazQux ReaderFeed reading serviceFeeds0     
BentioMicroblogging ServiceBlogging0     
Bing Maps Spatial Data ServicesMapping geospatial data serviceMapping0     
Centers for Disease Control (CDC) Content SyndicationHealth information content syndication serviceMedical0     
Charities Commissioncharity database serviceDatabase0     
Connect2FieldScheduling appOffice0     
Crosspollinate Content MarketingCustom content marketing feedsFeeds0     
DirectGov syndication serviceUK government content syndication serviceGovernment0     
Disposable E-Mail AddressTrash mail serviceEmail0     
FHIRHealthcare data exchange standardMedical0     
FluxSocial networking platform from ViacomSocial0     
GigParkLocal recommendations serviceRecommendations0     
GroundLinkGround transportation serviceTransportation0     
Harvard DashDigital repository of scholarly articlesEducation0     
Health and Human Services SyndicationSyndicated government health informationMedical0     
HotwireTravel deals and historical price data from Hotwire.comTravel0     
HubSpot BlogHubSpot Blog Management ServiceBlogging0     
JawfishRSS/Atom feed widgetFeeds0     
Jiglu InsightWebsite content personalization platformInternet0     
legislation.gov.ukUK legislation information serviceGovernment0     
LiveWorkOn demand virtual workforce of freelancersEnterprise0     
ManageBGL DiabetesDiabetes Management PlatformMedical0     
Massachusetts Port AuthorityData feeds for Massachusetts Port AuthorityTravel0     
MbarEvent Information for the Mbar CafĂ© and Club Events0     
Nature.com BlogsNature Publishing Group blog tracking and indexing serviceBlogging0     
Nature.com OpenSearchScientific publication search serviceSearch0     
NetLogSocial networking serviceSocial0     
NileGuideTravel research and planning serviceTravel0     
nookedFeed management services for eCommerceShopping0     
NotchesDistributed user reviews serviceRecommendations0     
Numismatic SearchAmerican Numismatic Society search serviceScience0     
NYPL Digital GalleryDigital image serviceMedia Search0     
Oakland CrimespottingOakland, Calif., crime information serviceGovernment0     
OCLC WMSLibrary collection management servicesReference0     
Open ContextMuseum collection resesarch and reference serviceEducation0     
PDBjProtein data bank servicesMedical0     
Places.sgBusiness and places of interest directory for SingaporeShopping0     
PraxeonMedical language search serviceMedical0     
Rackspace Cloud Load BalancersCloud hosting servicesInternet0     
RamblaLive Video Streaming and Monitoring ServiceVideo0     
RSSmemeRSS feed management and filtering serviceFeeds0     
RunSaturdayRunners log tracking toolSports0     
SciVerse Framework and Content Science Reference Research Platform OpenSocial Reference0     
ScrumDeskScrum project management toolProject Management0     
ServiceUEvent and donation management serviceEvents0     
Silo BreakerNews and information serviceNews0     
SilobreakerEnterprise content management and workflow support serviceEnterprise0     
SindiceSemantic data search and extraction serviceSearch0     
SiteShuffleCustomizable website link list serviceInternet0     
Social WhaleTwitter service extensionsSocial0     
soundtoysVisual artists works repositoryMusic0     
Stock Market DataStock market data serviceFinancial0     
SweetSpotDiabetes management serviceOther0     
TiddlySpaceIdea organization and sharing servicePIM0     
TxtBearDocument Publishing ServiceTools0     
UK BISUK government business support sectorGovernment0     
University of Oxford Systems StatusUniversity of Oxford IT services statusTools0     
UnivisionSpanish language content providerEntertainment0     
VenteriaSocial event calendarEvents0     
Vizrt Escenic Content EngineOnline media management serviceVideo0     
WindsocSocial data serviceSocial0     
World Government DataA portal to government data setsGovernment0     
Yandex FotokPhoto sharing servicePhotos0     
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APIs, mashups and code. Because the world's your programmable oyster.

John Musser
Founder, ProgrammableWeb

Adam DuVander
Executive Editor, ProgrammableWeb. Author, Map Scripting 101. Lover, APIs.