Simply Facebook is a light, simple, extensible Java library for accessing and modifying data available through the Facebook API. This is a useful tool on the Android platform, as the SDK does not ship with any means for accessing the Facebook API.
This library uses the Desktop mode approach for authentication
Common Language Extension for Android - CLE is a common extension platform, which presents a general method for mixed language calls. It supports distributed object technique, which objects as medium to implement the mixed call between languages. Object is presented as a structured memory with a list of function pointers
Scripting Layer for Android (SL4A, formerly known as Android Scripting Environment or ASE) brings scripting languages to Android by allowing you to edit and execute scripts and interactive interpreters directly on the Android device
smali/baksmali is an assembler/disassembler for the dex format used by dalvik, Android's Java VM implementation. The syntax is loosely based on Jasmin's/dedexer's syntax, and supports the full functionality of the dex format (annotations, debug info, line info, etc.)
Virtual/Augmented Reality Package - The virtual reality package is a library for virtual/augmented reality applications.
The library is currently under development and at the current stage, there is much work left to be done
ConnectBot is a Secure Shell (SSH) client for the Android platform. Its ultimate goal is to create a secure connection through which you can use a shell on a remote machine and transfer files back and forth to your phone