Letter: X
- x264 - H264/AVC video streams encoder
- x264-devel - Development files for the x264 library
- x264-libs - Library for encoding H264/AVC video streams
- xbmc - Media center
- xine-lib-extras-freeworld - Extra codecs for the Xine multimedia library
- xmltv - A set of utilities to manage your TV viewing
- xmltv-grabbers - Backends for xmltv
- xmltv-gui - Graphical frontends to xmltv
- xroar - A Dragon 32, Dragon 64 and Tandy CoCo emulator