Similar to Stet_(ソフトウェア)

Sabayon Linux

SCO–Linux disputes

Scribes (software)

Scribus

Simple DirectMedia Layer

Seasar

Slony-I

Slrn

Software Freedom Law Center

Software in the Public Interest

Sound Juicer

SpatiaLite

Firefox#Advertising

SquirrelMail

Stand-alone shell

Strace

StumpWM

Sugar (desktop environment)

Sugar Labs

SuperKaramba

Swfdec

Syllable Desktop

Synaptic (software)

System.map