QuickPiperAudiobook is a command-line tool that uses the Piper text-to-speech engine to convert various input formats (including PDF, EPUB, and TXT) into a natural-sounding audiobook with one simple command, operating entirely offline for privacy.

• https://www.zyphra.com/post/beta-release-of-zonos-v0-1
• https://elevenreader.io/