Bitrix24, an enterprise collaboration, project management and social network platform provider, has announced the launch of its Bitrix24 REST API, which provides developers programmatic access to the cloud version of the Bitrix24 platform.
Our API directory now includes 88 project management APIs. The newest is the Trajectory API. The most popular, in terms of mashups, is the Basecamp API. We list 14 Basecamp mashups. Below you'll find some more stats from the directory, including the entire list of project management APIs.