How to Convert Audio From Wav to MP3 in Node.js Using FFMpeg

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  • GitHub repo pprmnt

    An MP3 encoder in WASM

    for example: (500KB before gzip) or (150KB)

  • GitHub repo lame-wasm

    lame mp3 encoding library wrapper, with binary compiled to web assembly

    for example: (500KB before gzip) or (150KB)

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  • GitHub repo ffmpeg.wasm

    FFmpeg for browser and node, powered by WebAssembly

    in contrast, is about 8MB.

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