head to head · open source
Ladybird vs nanobrowser
Ladybird has 66,807 GitHub stars, 3,194 forks, 535 open issues and last shipped yesterday. nanobrowser has 14,222 stars, 1,521 forks, 81 open issues and last shipped 10 days ago. Ladybird leads on adoption by 370% (66,807 vs 14,222 stars). Ladybird is written in C++ under BSD-2-Clause; nanobrowser is written in TypeScript under Apache-2.0. Ladybird has attracted 5% as many forks as stars, nanobrowser 11%. Ladybird was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (browser), 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 20902 open source comparisons
Side by side
| Ladybird | nanobrowser | |
|---|---|---|
| GitHub stars | ★ 67K | ★ 14K |
| License | BSD-2-Clause | Apache-2.0 |
| Written in | C++ | TypeScript |
| Last push | 2026-11-02 | 2026-10-24 |
| Forks | ⑂ 3.2K | ⑂ 1.5K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Ladybird if
- You weight community size — 67K 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 nanobrowser if
- You want the nanobrowser feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches TypeScript
- You evaluated both and nanobrowser fits your workflow better
About Ladybird
Ladybird Ladybird is a truly independent web browser, using a novel engine based on web standards. [!IMPORTANT] Ladybird is in a pre alpha state, and only suitable for use by developers Features We aim to build a complete, usable browser for the modern web. Ladybird uses a multi process architecture with a main UI process, several WebContent renderer processes, an ImageDecoder process, and a RequestServer process. Image decoding and network connections are done out of process to be more robust against malicious content. Each tab has its own renderer process, which is sandboxed from the rest of the system. At the…
read the full Ladybird overview →
About nanobrowser
🌐 Nanobrowser Nanobrowser is an open source AI web automation tool that runs in your browser. A free alternative to OpenAI Operator with flexible LLM options and multi agent system. ⬇️ Get Nanobrowser from Chrome Web Store for free 👏 Join the community in Discord X 🌟 Loving Nanobrowser? Give us a star and help spread the word! ❤️ Support the project by sponsoring us every contribution helps keep Nanobrowser free and open source! Nanobrowser's multi agent system analyzing HuggingFace in real time, with the Planner intelligently self correcting when encountering obstacles and dynamically instructing the…
read the full nanobrowser 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 nanobrowser more popular?
Ladybird has 66,807 GitHub stars and nanobrowser has 14,222. Ladybird has the larger community by that measure.
Are Ladybird and nanobrowser free?
Both are open source. Ladybird is licensed under BSD-2-Clause and nanobrowser under Apache-2.0. Neither carries a licence fee.
What is the difference between Ladybird and nanobrowser?
Ladybird is written in C++ and nanobrowser 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, Ladybird or nanobrowser?
Choose Ladybird if you want the larger community (66,807 stars) or its BSD-2-Clause licence terms. Choose nanobrowser if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.