Social share, sending simple data to other apps
Home to the Signal Protocol and other cryptographic primitives
The original full-platform IM communication layer framework
Development toolkit for Web Services and XML data bindings for C & C++
RSS/Atom/OPML reader in Javascript + CORS proxy in Java
Smoke: Android Crypto Chat Messenger
professional CRM and groupware service, ready for the cloud
C++ SIP stack based on Chrome source code