head to head · open source
lerna vs thorium-reader
lerna has 36,041 GitHub stars, 2,269 forks, 287 open issues and last shipped 3 days ago. thorium-reader has 2,928 stars, 245 forks, 206 open issues and last shipped yesterday. lerna leads on adoption by 1,131% (36,041 vs 2,928 stars). lerna is written in TypeScript under MIT; thorium-reader is written in TypeScript under BSD-3-Clause. lerna has attracted 6% as many forks as stars, thorium-reader 8%. thorium-reader 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
| lerna | thorium-reader | |
|---|---|---|
| GitHub stars | ★ 36K | ★ 2.9K |
| License | MIT | BSD-3-Clause |
| Written in | TypeScript | TypeScript |
| Last push | 2026-10-31 | 2026-11-02 |
| Forks | ⑂ 2.3K | ⑂ 245 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick lerna if
- You weight community size — 36K stars and counting
- You want the MIT license terms
- Your stack matches TypeScript
- You value the larger contributor base for long-term maintenance
pick thorium-reader if
- You want the thorium-reader feature set and don't need the biggest community
- You prefer the BSD-3-Clause license terms
- Your stack matches TypeScript
- You evaluated both and thorium-reader fits your workflow better
About lerna
Important note: this project changed stewardship to Nx! Your favorite tool is alive and well: Lerna is a fast, modern build system for managing and publishing multiple JavaScript/TypeScript packages from the same repository. A few links to help you get started: lerna.js.org: Documentation, Guides, Interactive Tutorials Getting Started Features Official Nx and Lerna YouTube Channel Blog Posts About Lerna and Nx Engage with the Core Team and the Community Follow Lerna on Twitter Community Discord, forum channel Want to help? If you want to file a bug or submit a PR, read up on our guidelines for contributing Core…
read the full lerna overview →
About thorium-reader
Thorium Reader Thorium Reader is an easy to use EPUB reading application for Windows 10/10S, MacOS and Linux. After importing e books from a directory or OPDS feed, you'll be able to read on any screen size, customize layout settings, navigate via the table of contents or page list, set bookmarks ... A great care is taken to ensure the accessibility of the application for visual impaired people using NVDA, JAWS or Narrator. Free application. No ads. No private data flowing anywhere. This project is in constant evolution, corrections and new features will be added soon and your support is welcome for that. The…
read the full thorium-reader overview →
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Frequently asked questions
Is lerna or thorium-reader more popular?
lerna has 36,041 GitHub stars and thorium-reader has 2,928. lerna has the larger community by that measure.
Are lerna and thorium-reader free?
Both are open source. lerna is licensed under MIT and thorium-reader under BSD-3-Clause. Neither carries a licence fee.
What is the difference between lerna and thorium-reader?
lerna is written in TypeScript and thorium-reader in TypeScript. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, lerna or thorium-reader?
Choose lerna if you want the larger community (36,041 stars) or its MIT licence terms. Choose thorium-reader if its feature set, stack or BSD-3-Clause licence fits better. Both are self-hostable.