Twitter API
| [This API is no longer available. It has been split into multiple APIs, including the Twitter Ads API, Twitter Search Tweets API, and Twitter Direct Message API.
This profile is maintained for... | Social | 2,351 | |
Facebook API
| [This API is no longer available. Its functions have been split among the following APIs: Facebook Ads, Facebook Atlas, Facebook Graph, and Facebook Marketing. This profile is being maintained purely... | Social | 4,164 | REST |
del.icio.us API
| From their site: del.icio.us is a social bookmarking website -- the primary use of del.icio.us is to store your bookmarks online, which allows you to access the same bookmarks from any computer and... | Bookmarks | 247 | REST |
Foursquare API
| The Foursquare Places API provides location based experiences with diverse information about venues, users, photos, and check-ins. The API supports real time access to places, Snap-to-Place that... | Social | 619 | REST v2 |
LinkedIn API
| LinkedIn is the world's largest business social networking hub. Launched in 2003, LinkedIn has millions of users and is implemented in over 200 countries. One purpose of the site is to allow... | Social | 1,533 | |
Instagram Graph API
| Instagram is a photo sharing iPhone app and service. Users take photos and can share them with Instagram contacts, as well as friends on other social networks like Twitter and Facebook. The Instagram... | Photos | 1,226 | REST v2.11 |
Facebook Graph API
| The Graph API is a simple, consistent view of the Facebook social graph, that uniformly represents objects in the graph and may include people, photos, events, and pages etc., the connections between... | Social | 486 | |
SoundCloud API
| SoundCloud is the leading audio platform that enables anyone to upload, record, promote and share their sounds across the web. The SoundCloud API makes most of the features from SoundCloud.com... | Music | 1,018 | REST |
NationBuilder API
| NationBuilder is an open platform for users to create online communities centered around issues relevant to them. Users can create community organization websites, access a people database, and use... | Social | 46 | REST |
FriendFeed API
| The FriendFeed API enables developers to interact with the FriendFeed web site programmatically via simple HTTP requests. FriendFeed is a service that makes it easy to share with friends online. It... | Other | 76 | |
Spotify Metadata API
| Spotify allows you to share songs and playlists with friends, and work together on collaborative playlists. With Spotify Metadata API, you can explore Spotify's music catalog in two ways: search and... | Music | 79 | REST |
TwitPic API
| The TwitPic API lets you upload and post images to your Twitter account. You can upload an image for later posting or upload an image to TwitPic and automatically send it as a status update to... | Photos | 79 | REST |
Tumblr API
| The Tumblr API allows users to read and write Tumblr blog and post data, retrieve posts by tags, get user information, follow blogs and like posts. Data is formatted in JSON and support for JSONP is... | Social | 160 | REST v2.0 |
Facebook Social Plugins API
| [This API is no longer available and this page is being maintained purely for historical and research purposes.]
Facebook Social Plugins make a user's friend's social activity available via API... | Social | 130 | Unspecified |
MySpace API
| The MySpace Developer Platform (MDP) allows developers to create applications that interact with MySpace members and their social data. With MDP you will be able to create compelling new products... | Social | 179 | REST |
Google Plus API
| Note: The Google+ API currently provides read-only access to public data. All API calls require either an OAuth 2.0 token or an API key. - Google Plus is a service to share links, photos and other... | Social | 240 | REST |
Dropbox API
| Dropbox is a storage service that syncs files online and across your computers via installed software. The API allows read/write access to the same files, piggybacking on Dropbox's file... | Storage | 247 | REST |
Reddit API
| The Reddit API allows you to access the user submitted and rated stories on reddit.com. It also provides advanced functionality, including user account information and sub-reddit moderation. | News Services | 276 | REST |
Gowalla API
| Gowalla is a location-based social networking service. The Gowalla API is another way to access your Gowalla data � one that makes it easy for third-party tools to interact with the service. This... | Social | 248 | REST |
Pinterest Domain API
| Pinterest calls itself a "virtual pinboard," allowing users to select photos from web pages to share with their friends. This process, called pinning, helps users collect ideas, recipes, inspiration... | Social | 702 | REST |
AddThis Menu API
| [This API is no longer available and this page is being maintained purely for historical and research purposes. PW provides 8 AddThis APIs in the directory.]
AddThis is a free way to boost... | Bookmarks | 23 | Unspecified |
COLOURlovers API
| From their site: With the release of the COLOURlovers API, you can now access almost 1 million named colors and more than 325,000 color palettes for your creative projects and applications. Creating... | Tools | 55 | REST |
Fire Eagle API
| Note: This is in private beta as of March 2008. From their site: Fire Eagle is the secure and stylish way to share your location with sites and services online while giving you unprecedented control... | Social | 30 | REST |
HotOrNot API
| NOTE: As of 2008 this API appears to be discontinued. | Social | 17 | REST |
AngelList API
| AngelList is a community of startups and investors with the goal of making fund raising efficient. Angel investors are listed along with contact information which startups can use to set up... | Social | 145 | REST |
