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Av1anFFmpeg
Free

Free and open source, developed under the rust-av project on GitHub.

 Free

Free and open source. The codebase is mainly LGPL 2.1 with some components under the GPL…

Command line Windows, macOS, Linux, Command line
  • Parallel chunked encoding makes use of all CPU cores
  • Supports AV1 and other encoders from one tool
  • Handles practically every container and codec there is
  • Remuxes without re-encoding, so a container change is instant and lossless
  • Command-line only, with no graphical interface
  • Relies on separately installed encoders and tools
  • Command line only, with syntax that punishes guessing
  • Argument order matters in ways that are not obvious
Downloadable app Downloadable app
Open source Open source
License: GPL-3.0 License: LGPL-2.1
No account needed No account needed
Works offline Works offline

Checked October 2, 2026

Checked September 21, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.