head to head · open source
ebook2audiobook vs Calibre-Web-Automated
ebook2audiobook has 20,198 GitHub stars, 1,728 forks, 4 open issues and last shipped yesterday. Calibre-Web-Automated has 6,293 stars, 519 forks, 443 open issues and last shipped 1 months ago. ebook2audiobook leads on adoption by 221% (20,198 vs 6,293 stars). ebook2audiobook is written in Python under Apache-2.0; Calibre-Web-Automated is written in JavaScript under GPL-3.0. ebook2audiobook has attracted 9% as many forks as stars, Calibre-Web-Automated 8%. ebook2audiobook was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 2 topic tags (docker, epub), so they are genuine substitutes rather than adjacent tools.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
← all 8884 open source comparisons
Side by side
| ebook2audiobook | Calibre-Web-Automated | |
|---|---|---|
| GitHub stars | ★ 20K | ★ 6.3K |
| License | Apache-2.0 | GPL-3.0 |
| Written in | Python | JavaScript |
| Last push | 2026-09-17 | 2026-08-07 |
| Forks | ⑂ 1.7K | ⑂ 519 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick ebook2audiobook if
- You weight community size — 20K stars and counting
- You want the Apache-2.0 license terms
- Your stack matches Python
- You value the larger contributor base for long-term maintenance
pick Calibre-Web-Automated if
- You want the Calibre-Web-Automated feature set and don't need the biggest community
- You prefer the GPL-3.0 license terms
- Your stack matches JavaScript
- You evaluated both and Calibre-Web-Automated fits your workflow better
About ebook2audiobook
ebook2audiobook (E2A) is an open source Python tool that converts e books into audiobooks with chapters and metadata, using advanced text to speech engines. It supports voice cloning and 1158 languages, and runs on CPU or GPU. The project lives in the Python ecosystem, is licensed under Apache 2.0, and carries topics covering audiobook, TTS, voice cloning, multilingual output, Gradio, Docker, and XTTS. It has been on GitHub for three years and holds roughly 20,175 stars and 1,727 forks.
read the full ebook2audiobook overview →
About Calibre-Web-Automated
Calibre Web Automated is a free, GPL 3.0, self hosted digital library server distributed as the Docker image crocodilestick/calibre web automated , aimed at self hosters who want one automated service instead of running Calibre and Calibre Web side by side.
read the full Calibre-Web-Automated overview →
More in Content & Publishing
Related comparisons
More Publishing projects
Compare either of these against the rest of the Publishing field.
Frequently asked questions
Is ebook2audiobook or Calibre-Web-Automated more popular?
ebook2audiobook has 20,198 GitHub stars and Calibre-Web-Automated has 6,293. ebook2audiobook has the larger community by that measure.
Are ebook2audiobook and Calibre-Web-Automated free?
Both are open source. ebook2audiobook is licensed under Apache-2.0 and Calibre-Web-Automated under GPL-3.0. Neither carries a licence fee.
What is the difference between ebook2audiobook and Calibre-Web-Automated?
ebook2audiobook is written in Python and Calibre-Web-Automated in JavaScript. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, ebook2audiobook or Calibre-Web-Automated?
Choose ebook2audiobook if you want the larger community (20,198 stars) or its Apache-2.0 licence terms. Choose Calibre-Web-Automated if its feature set, stack or GPL-3.0 licence fits better. Both are self-hostable.