OpenDocument
Ogg
Vorbis
Free_Lossless_Audio_Codec
WebM
Ẹ̀tọ́-àwòkọ
Theora
Dirac_(codec)
VP8
Speex
OpenEXR
Linux
Ìwé_Àṣẹ_Aṣàlàyé_Ọ̀fẹ́_GNU
MediaWiki
Musepack
WavPack
Tim_Berners-Lee
Donald_Knuth
FreeDOS