The Mixpanel Python SDK by Mixpanel allows to implement mobile analytics features in projects built to measure users' engagement. Resources explain how to store profiles, track revenue, and link two user IDs.
Google has made several announcements about APIs recently, including the launch of the Content Experiments API, the launch of the new Cloud SQL API, and the availability of the CalDAV and CardDAV APIs to the public.
Originally incubated within mobile VoIP giant Rebtel as a developer API, Sinch today announced the launch of its communications platform enabling iOS and Android developers to add a layer of voice and messaging to their apps.