xiph.org
opus-codec.org
xvid.org
afreecodec.com
codecguide.com
free-codecs.com
moviecodec.com
codecs.com
corecodec.com
radgametools.com
speex.org
libav.org
webmproject.org
rarewares.org
monkeysaudio.com
mainconcept.com
divx-digest.com
3ivx.com
kurohane.net
divx.com
cccp-project.net
elecard.com
kcsoftwares.com
xpcodecpack.com
mediacodec.org
koepi.info
audirvana.com
sbooth.org
vorbis.com
tomahawk-player.org
hydrogen-music.org
atunes.org
getmiro.com
dvdflick.net
dvdstyler.org
videolan.org
virtualdub.org
mirovideoconverter.com
avisynth.org
avidemux.org
kdenlive.org
umplayer.com
vvvv.org
theora.org
audiocoding.com
playflv.com
on2.com
dyne.org
linuxaudio.org
dscaler.org