system environment/libraries
- iksemel - An XML parser library designed for Jabber applications
- lame-libs - LAME MP3 encoding library
- spandsp - A DSP library for telephony
- vo-amrwbenc - VisualOn AMR-WB encoder library
- xvidcore - MPEG-4 Simple and Advanced Simple Profile codec
- zvbi - Raw VBI, Teletext and Closed Caption decoding library