Letter: S
- SheepShaver - Power Macintosh emulator
- scottfree - Interpreter for Scott Adams format text adventure games
- smpeg - MPEG library for SDL
- smpeg-devel - Header files and static libraries for smpeg
- smpeg-libs - Libraries for smpeg
- smplayer - A graphical frontend for mplayer
- snowballz - A Fun Real Time Strategy Game Featuring Snowball Fights with Penguins
- sonic-visualiser-freeworld - A program for viewing and exploring audio data
- staging-kmod-addons - Documentation and shared parts for the kmod-staging packages
- stella - Atari 2600 Video Computer System emulator
- streamdvd - A fast tool to backup Video DVDs
- streamdvd-gui - Graphical user interface for streamdvd
- streamdvd-streamanalyze - Factor-Calculator for streamdvd
- streamripper - Shoutcast and icecast compatible streams recorder
- subtitleripper - A tool to rip DVD subtitles