Scriber web audiobook compression uses @breezystack/lamejs 1.2.7. Copyright Alex Zhukov and contributors. Licensed under GNU LGPL v3. No changes have been made to the encoder library. Upstream notice: /licenses/lamejs-LICENSE.txt Complete license: /licenses/LGPL-3.0.txt with /licenses/GPL-3.0.txt LAME project: https://lame.sourceforge.net Library source and build instructions: https://github.com/gideonstele/lamejs/tree/1fb0ef5fa177413107e2e107d054a9b994e3f79c Complete corresponding source archive: https://github.com/gideonstele/lamejs/archive/1fb0ef5fa177413107e2e107d054a9b994e3f79c.tar.gz Published library: https://registry.npmjs.org/@breezystack/lamejs/-/lamejs-1.2.7.tgz The encoder is loaded only for MP3 export, in a separate web worker.