PyMca is set of applications and Python libraries for analysis of X-ray fluorescence spectra.

Ardour is a multichannel hard disk recorder (HDR) and digital audio workstation (DAW). It can be used to control, record, edit and run complex audio setups.

Star Voyager is a Frontier/Elite class game in a more arcade style 2D environment, themed to the 'Star Trek' universe. It utilizes the SDL library for portability.

BRLTTY is a daemon which provides access to the console (text mode) for a blind person using a braille display. It drives the braille display and provides complete screen review functionality. The following display models are supported: * Alva/Optelec (ABT3xx, Delphi, Satellite, Braille System 40, BC 640/680) * Baum * BrailComm * BrailleLite * BrailleNote * Cebra * EcoBraille * EuroBraille (AzerBraille, Clio, Esys, Iris, NoteBraille, Scriba) * Freedom Scientific (Focus and PacMate) * Handy Tech * HIMS (Braille Sense, SyncBraille) * HumanWare (Brailliant) * Iris * LogText 32 * MDV * Metec (BD-40) * NinePoint * Papenmeier * Pegasus * Seika * Tieman (Voyager, CombiBraille, MiniBraille, MultiBraille, BraillePen/EasyLink) * Tivomatic (Albatross) * TSI (Navigator, PowerBraille) * VideoBraille * VisioBraille

This GStreamer plugin supports a large number of audio and video compression formats through the use of the ffmpeg library. The plugin contains GStreamer elements for encoding 40+ formats (MPEG, DivX, MPEG4, AC3, DV, ...), decoding elements for decoding 90+ formats (AVI, MPEG, OGG, Matroska, ASF, ...), demuxing 30+ formats and colorspace conversion.

Zsh is a UNIX command interpreter (shell) usable as an interactive login shell and as a shell script command processor. Of the standard shells, zsh most closely resembles ksh but includes many enhancements. Zsh has command-line editing, built-in spelling correction, programmable command completion, shell functions (with autoloading), a history mechanism, and a host of other features.