Open-source licenses

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Mediabunny

Version 1.58.1. License: MPL-2.0. Project page, full license text.

Unmodified. Source code: https://github.com/Vanilagy/mediabunny

@mediabunny/mp3-encoder (includes LAME MP3 encoder compiled to WebAssembly)

Version 1.58.1. License: MPL-2.0 (wrapper); LAME is LGPL-2.0-or-later. Project page, full license text.

Unmodified. MP3 encoding uses the LAME MP3 Encoder, version 3.100, encoder only (https://lame.sourceforge.io/). LAME source: https://sourceforge.net/projects/lame/files/lame/. Build instructions: see the package README.

@mediabunny/aac-encoder (includes FFmpeg’s AAC encoder compiled to WebAssembly)

Version 1.58.1. License: MPL-2.0 (wrapper); FFmpeg libavcodec is LGPL-2.1-or-later. Project page, full license text.

Unmodified. This software uses code of FFmpeg (https://ffmpeg.org) licensed under the LGPLv2.1, built with --disable-everything --enable-encoder=aac (no GPL components). FFmpeg source: https://github.com/FFmpeg/FFmpeg. Build instructions: see the package README.

gifenc

Version 1.0.3. License: MIT. Project page, full license text.

Unmodified.

LGPL notice

The LAME and FFmpeg components are loaded as separate WebAssembly modules and are not modified. Under the LGPL you may replace them with your own builds: the corresponding source code and build instructions are linked above. Full LGPL text: LGPL-2.1.