This app is meant for a simplified user experience, perfect for note takers.
It has a good encryption system, and the best feature is that it works on the CLI, so its compatibility is great.
Software Defined Radio Transceiver project is written in Python while using GNU Radio and USRP. The goal is to create a software HF transceiver with various modes. Go here for more info: http://apps.sourceforge.net/mediawiki/sdr/index.php?title=Main_Page
File transfer using shared Folders in a local network with automatic synchronization. Also P2P-Folders will be implemented in the 2nd stage.
Take advantage of Mesh-Network technologies for LAN operation.