Handbrake is one of the best (for me, it is the best) video transcoder (converter) tools out there. It is free, open-source, and natively supports Linux. In the past few days, the HandBrake team announced the release of HandBrake 1.6.0 with numerous new features and improvements.

Source: LXer – HandBrake 1.6.0, a major release that brings AV1 video encoding