head to head · open source
koodo-reader vs TranslateBooksWithLLMs
koodo-reader has 28,232 GitHub stars, 2,115 forks, 271 open issues and last shipped today. TranslateBooksWithLLMs has 2,424 stars, 319 forks, 23 open issues and last shipped 3 days ago. koodo-reader leads on adoption by 1,065% (28,232 vs 2,424 stars). koodo-reader is written in JavaScript under AGPL-3.0; TranslateBooksWithLLMs is written in Python under AGPL-3.0. koodo-reader has attracted 7% as many forks as stars, TranslateBooksWithLLMs 13%. koodo-reader was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 2 topic tags (docx, 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.
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Side by side
| koodo-reader | TranslateBooksWithLLMs | |
|---|---|---|
| GitHub stars | ★ 28K | ★ 2.4K |
| License | AGPL-3.0 | AGPL-3.0 |
| Written in | JavaScript | Python |
| Last push | 2026-09-20 | 2026-09-17 |
| Forks | ⑂ 2.1K | ⑂ 319 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick koodo-reader if
- You weight community size — 28K stars and counting
- You want the AGPL-3.0 license terms
- Your stack matches JavaScript
- You value the larger contributor base for long-term maintenance
pick TranslateBooksWithLLMs if
- You want the TranslateBooksWithLLMs feature set and don't need the biggest community
- You prefer the AGPL-3.0 license terms
- Your stack matches Python
- You evaluated both and TranslateBooksWithLLMs fits your workflow better
About koodo-reader
Koodo Reader is a cross platform ebook manager and reader written in JavaScript and released under the AGPL 3.0 license. It runs on Windows, macOS, Linux, Android, iOS, and the web, and it is distributed both as downloadable desktop and mobile applications and as a hosted web version at web.koodoreader.com. The project lives in the JavaScript ecosystem, is developed with yarn and git, and has been maintained for roughly seven years, with a repository that carries about 28,000 stars and 2,100 forks.
read the full koodo-reader overview →
About TranslateBooksWithLLMs
TranslateBooksWithLLMs is a Python desktop application under AGPL 3.0 for translating full length books, documents, and subtitle files with large language models. It lives in the Content and Publishing ecosystem, specifically around ebook translation, document localization, and publishing related workflows. The project ships as a local app that opens a browser interface at http://localhost:5000 after the bundled executable is run.
read the full TranslateBooksWithLLMs overview →
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Frequently asked questions
Is koodo-reader or TranslateBooksWithLLMs more popular?
koodo-reader has 28,232 GitHub stars and TranslateBooksWithLLMs has 2,424. koodo-reader has the larger community by that measure.
Are koodo-reader and TranslateBooksWithLLMs free?
Both are open source. koodo-reader is licensed under AGPL-3.0 and TranslateBooksWithLLMs under AGPL-3.0. Neither carries a licence fee.
What is the difference between koodo-reader and TranslateBooksWithLLMs?
koodo-reader is written in JavaScript and TranslateBooksWithLLMs in Python. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, koodo-reader or TranslateBooksWithLLMs?
Choose koodo-reader if you want the larger community (28,232 stars) or its AGPL-3.0 licence terms. Choose TranslateBooksWithLLMs if its feature set, stack or AGPL-3.0 licence fits better. Both are self-hostable.