AV1 encoders

rav1e (xiph)
https://github.com/xiph/rav1e
Note: Rustc in Debian repos won’t work, get one here.

svt (intel)
https://github.com/OpenVisualCloud/SVT-AV1

https://www.phoronix.com/scan.php?page=news_item&px=Rav1e-Encoder-8-Titles-Speed