Convert audio files to chaptered M4B audiobooks with rich metadata from the Audible catalog
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Updated
Aug 4, 2026 - Python
Convert audio files to chaptered M4B audiobooks with rich metadata from the Audible catalog
EPUB to M4B using Maya1
Fast Python tool to convert audiobooks to Opus format with parallel processing. Optimized for voice content with automatic metadata/cover preservation, smart stereo handling, and significant file size reduction while maintaining quality.
Self-hosted audiobook library browser with conversion, web player, and optional Audible downloading
Free, private MP3 → M4B audiobook converter that runs entirely in your browser. Chapters, cover art & metadata, no uploads — powered by ffmpeg.wasm.
A little python script to convert audiobooks.
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