Passwords management, the unix way
Worldwide GSM cell tower map
Conversations is an open source XMPP/Jabber client for Android 4.0+ smart phones.
Similar as Three game. Just with the multiples of 2. Has a mobile version.
Android security applications to encrypt sms, calls, hd,...
Replicant is a distribution of Android that is 100% Free Software.
Keyboard for touch enabled devices
Open source mobile innovation conference and workshop
Live CD Android