@ffmpeg/ffmpeg 0.12.15: MIT. @ffmpeg/core 0.12.10: GPL-2.0-or-later.
These components retain their own licenses; the proprietary application notice does not override their terms.
Source and build revision: https://github.com/ffmpegwasm/ffmpeg.wasm/tree/71aa99d37c02a7b4c435275ca9ef50e612f6efa1
Build instructions and codec dependencies: https://github.com/ffmpegwasm/ffmpeg.wasm/blob/71aa99d37c02a7b4c435275ca9ef50e612f6efa1/Dockerfile
FFmpeg upstream source: https://github.com/FFmpeg/FFmpeg/tree/n5.1.4
License texts and per-component source information: /THIRD_PARTY_NOTICES.txt
The JavaScript and WebAssembly engine bytes are copied without codec modifications; the Wasm is split into content-addressed transport parts only.
This single-thread build includes third-party codecs; see the source repository for their licenses.