head to head · open source
Ladybird vs LanguageTool
Ladybird has 66,237 GitHub stars, 3,163 forks, 535 open issues and last shipped yesterday. LanguageTool has 15,042 stars, 1,581 forks, 2,148 open issues and last shipped yesterday. Ladybird leads on adoption by 340% (66,237 vs 15,042 stars). Ladybird is written in C++ under BSD-2-Clause; LanguageTool is written in Java under LGPL-2.1. Ladybird has attracted 5% as many forks as stars, LanguageTool 11%. Ladybird 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.
← all 8884 open source comparisons
Side by side
| Ladybird | LanguageTool | |
|---|---|---|
| GitHub stars | ★ 66K | ★ 15K |
| License | BSD-2-Clause | LGPL-2.1 |
| Written in | C++ | Java |
| Last push | 2026-09-17 | 2026-09-17 |
| Forks | ⑂ 3.2K | ⑂ 1.6K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Ladybird if
- You weight community size — 66K stars and counting
- You want the BSD-2-Clause license terms
- Your stack matches C++
- You value the larger contributor base for long-term maintenance
pick LanguageTool if
- You want the LanguageTool feature set and don't need the biggest community
- You prefer the LGPL-2.1 license terms
- Your stack matches Java
- You evaluated both and LanguageTool fits your workflow better
About Ladybird
Ladybird is a truly independent web browser and browser engine, written from scratch in C++ rather than as a fork of any existing engine, and it is built for developers who want to work on a browser engine based on web standards while it remains in a pre alpha state.
read the full Ladybird overview →
About LanguageTool
LanguageTool is open source proofreading software for English, Spanish, French, German, Portuguese, Polish, Dutch, and more than 20 other languages. Its tagline describes it as an AI powered grammar checker for 30+ languages, while the repository description calls it a style and grammar checker for 25+ languages. The project lives in the natural language processing and productivity ecosystem, where it helps writers, editors, and applications detect errors that a simple spell checker cannot find.
read the full LanguageTool overview →
More in Productivity & Utilities
Related comparisons
More Browsers & Extensions projects
Compare either of these against the rest of the Browsers & Extensions field.
Frequently asked questions
Is Ladybird or LanguageTool more popular?
Ladybird has 66,237 GitHub stars and LanguageTool has 15,042. Ladybird has the larger community by that measure.
Are Ladybird and LanguageTool free?
Both are open source. Ladybird is licensed under BSD-2-Clause and LanguageTool under LGPL-2.1. Neither carries a licence fee.
What is the difference between Ladybird and LanguageTool?
Ladybird is written in C++ and LanguageTool in Java. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, Ladybird or LanguageTool?
Choose Ladybird if you want the larger community (66,237 stars) or its BSD-2-Clause licence terms. Choose LanguageTool if its feature set, stack or LGPL-2.1 licence fits better. Both are self-hostable.