Open Source Projects
groundyis a sexy way to do background work on your Android application.
persistencethis library works as a SQLite wrapper and allows you to easily create, query and work with schemas based on objects.
android-facebookStand-Alone facebook sdk library for Android. This is based on the official facebook sdk but you can use it without having to import it as an android library.
waspa quite cool Android library to handle Bitmaps safely (safe == avoid OutOfMemory exceptions), based on a LRU cache.