Software defined radio for Linux and Mac
Gqrx is a software defined radio receiver powered by GNU Radio and the Qt GUI toolkit. It can process I/Q data from many types of input devices, including Funcube Dongle Pro/Pro+, rtl-sdr, HackRF, and Universal Software Radio Peripheral (USRP) devices.
An open-source Phantasy Star Online server for *nix
Sylverant is an open-source server for the Phantasy Star Online series of games by Sega, written primarily for Unix-like operating systems. Sylverant has at least partial support for most versions of Phantasy Star Online, from the Network Trial for the Dreamcast through Blue Burst for Windows.
Advance Data Management System for Open Source Business Projects
ProofReading Markup Language for transmission of corrections
An XML DTD & schema for a ProofReading Markup Language, and reference implementations, to provide for annotation of printed errors and their correction. PRML will be intended for use by proofreaders, editors, and others in the publishing industry.