A video player for Plan 9

82b18de readme: update status, it works on arm64 now

~ft pushed to ~ft/treason git

12 hours ago

f257788 LD*/ST*: make it work with 7l (thanks cinap_lenrek)

~ft pushed to ~ft/openh264 git

12 hours ago


A video player for 9front.


Builds (and works) on 386, amd64 and arm64. Builds on arm but was not tested.

Supported container formats:

  • mp4
  • mkv/webm

Supported video formats:

  • h.264
  • av1
  • vp8
  • vp9

Supported audio formats:

  • aac
  • flac
  • opus
  • vorbis
  • mp3


rm -rf /tmp/treason
mkdir /tmp/treason
cd /tmp/treason
hget https://ftrv.se/_/treason.gz | gunzip | disk/mkext -d .


See how to Youtube on ⑨.


You need a fast computer to play AV1. H.264 doesn't require as much.

Only 8-bit per component YUV 4:2:0 is supported atm, but I'm yet to find a video that has something else. Send a link?


sigrid on 9gridchan or IRC (irc.oftc.net/#cat-v).