Open-source licences

The compressor on this site is FFmpeg compiled to WebAssembly through ffmpeg.wasm, served from this domain at /vendor/ffmpeg/0.12.10/.

This build is configured with --enable-gpl and includes libx264 and libx265, so the binary as distributed is covered by the GNU General Public License, version 2 or later. Corresponding source is published by the FFmpeg and ffmpeg.wasm projects at the links above.

FFmpeg — LGPL-2.1+ / GPL-2.0+ (this build: GPL, because of x264 and x265)
ffmpeg.wasm — MIT
libx264 — GPL-2.0+
libx265 — GPL-2.0+