License. FFmpeg codebase is mainly LGPL-licensed with optional components licensed under GPL. Please refer to the LICENSE file for detailed information. Contributing. Patches should be submitted to the ffmpeg-devel mailing list using git format-patch or git send-email. Github pull requests should be avoided because they are not part of our ...
Free. Windows. FFmpeg is a "complete, cross-platform solution to record, convert and stream audio and video". We provide easy to use binaries for Windows.