Packages beginning with letter "S".
- schroedinger - Portable libraries for the high quality Dirac video codec
- sipsak - SIP swiss army knife
- spandsp - A DSP library for telephony.
- speex - An open-source, patent-free speech codec
- sphinxbase - Common library for CMU Sphinx voice recognition products
- sqlite2 - Embeddable SQL engine in a C library
- srtp - Secure Real-time Transport Protocol implementation