head to head · open source
ebook2audiobook vs WritingTools
ebook2audiobook has 20,201 GitHub stars, 1,730 forks, 4 open issues and last shipped 3 days ago. WritingTools has 2,455 stars, 159 forks, 79 open issues and last shipped 1 months ago. ebook2audiobook leads on adoption by 723% (20,201 vs 2,455 stars). ebook2audiobook is written in Python under Apache-2.0; WritingTools is written in Swift under GPL-3.0. ebook2audiobook has attracted 9% as many forks as stars, WritingTools 6%. ebook2audiobook was the more recently maintained of the two, and both are self-hostable with no licence fee.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
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Side by side
| ebook2audiobook | WritingTools | |
|---|---|---|
| GitHub stars | ★ 20K | ★ 2.5K |
| License | Apache-2.0 | GPL-3.0 |
| Written in | Python | Swift |
| Last push | 2026-09-17 | 2026-08-19 |
| Forks | ⑂ 1.7K | ⑂ 159 |
| 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 WritingTools if
- You want the WritingTools feature set and don't need the biggest community
- You prefer the GPL-3.0 license terms
- Your stack matches Swift
- You evaluated both and WritingTools 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 WritingTools
WritingTools is an open source, system wide writing assistant for Windows, Linux, and macOS. It is inspired by Apple Intelligence Writing Tools and uses cloud based or local large language models to proofread, rewrite, summarize, and transform selected text across applications. The project is written in Swift and released under the GPL 3.0 license. The README states it works in nearly any language.
read the full WritingTools overview →
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Frequently asked questions
Is ebook2audiobook or WritingTools more popular?
ebook2audiobook has 20,201 GitHub stars and WritingTools has 2,455. ebook2audiobook has the larger community by that measure.
Are ebook2audiobook and WritingTools free?
Both are open source. ebook2audiobook is licensed under Apache-2.0 and WritingTools under GPL-3.0. Neither carries a licence fee.
What is the difference between ebook2audiobook and WritingTools?
ebook2audiobook is written in Python and WritingTools in Swift. 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 WritingTools?
Choose ebook2audiobook if you want the larger community (20,201 stars) or its Apache-2.0 licence terms. Choose WritingTools if its feature set, stack or GPL-3.0 licence fits better. Both are self-hostable.