Browser audio decoder: ffmpeg.wasm JavaScript wrapper: @ffmpeg/ffmpeg 0.12.15 (MIT). Core: @ffmpeg/core 0.12.10, single-thread build (GPL-2.0-or-later). The core includes FFmpeg n5.1.4 and libraries selected by the upstream build. The distributed JavaScript and WebAssembly binaries are unmodified npm releases. Licenses, available alongside this file: LICENSE-wrapper.txt LICENSE-core.txt Source/build scripts, available alongside this file: source-build.tar.gz Upstream ffmpeg.wasm commit f876f907c7e9b9bf51d4ed0b913a855a63ae63fc https://github.com/ffmpegwasm/ffmpeg.wasm/tree/f876f907c7e9b9bf51d4ed0b913a855a63ae63fc Follow the archive's Dockerfile and build scripts for the single-thread core. Referenced dependency sources and revisions are listed in that Dockerfile. FFmpeg source: https://github.com/FFmpeg/FFmpeg/tree/n5.1.4 Wrapper source: https://github.com/ffmpegwasm/ffmpeg.wasm Package provenance (SHA-512 npm archive integrity): @ffmpeg/ffmpeg@0.12.15: 1C8Obr4GsN3xw+/1Ww6PFM84wSQAGsdoTuTWPOj2OizsRDLT4CXTaVjPhkw6ARyDus1B9X/L2LiXHqYYsGnRFw== @ffmpeg/core@0.12.10: dzNplnn2Nxle2c2i2rrDhqcB19q9cglCkWnoMTDN9Q9l3PvdjZWd1HfSPjCNWc/p8Q3CT+Es9fWOR0UhAeYQZA== WASM SHA-256: 9f57947a5bd530d8f00c5b3f2cb2a3492faa7e5d823315342d6a8656d0a6b7b7 All decoder resources are served by this website. No CDN or external inference service receives media. The original source is mounted read-only in the browser; only normalized, losslessly gzip-compressed audio parts are uploaded.