head to head · open source
Ladybird vs Deta Surf
Ladybird has 66,237 GitHub stars, 3,163 forks, 535 open issues and last shipped yesterday. Deta Surf has 3,570 stars, 251 forks, 32 open issues and last shipped 25 days ago. Ladybird leads on adoption by 1,755% (66,237 vs 3,570 stars). Ladybird is written in C++ under BSD-2-Clause; Deta Surf is written in TypeScript under Apache-2.0. Ladybird has attracted 5% as many forks as stars, Deta Surf 7%. 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.
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Side by side
| Ladybird | Deta Surf | |
|---|---|---|
| GitHub stars | ★ 66K | ★ 3.6K |
| License | BSD-2-Clause | Apache-2.0 |
| Written in | C++ | TypeScript |
| Last push | 2026-09-17 | 2026-08-24 |
| Forks | ⑂ 3.2K | ⑂ 251 |
| 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 Deta Surf if
- You want the Deta Surf 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 Deta Surf 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 Deta Surf
Deta Surf is an open source AI notebook and browser workspace. It combines tabs, split view, a sidebar, local files, web pages, and generated notes in one application. The project lives in the productivity and browser extension ecosystem, and it is built primarily with Svelte, TypeScript, and Rust. It runs on MacOS, Windows, and Linux.
read the full Deta Surf overview →
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Frequently asked questions
Is Ladybird or Deta Surf more popular?
Ladybird has 66,237 GitHub stars and Deta Surf has 3,570. Ladybird has the larger community by that measure.
Are Ladybird and Deta Surf free?
Both are open source. Ladybird is licensed under BSD-2-Clause and Deta Surf under Apache-2.0. Neither carries a licence fee.
What is the difference between Ladybird and Deta Surf?
Ladybird is written in C++ and Deta Surf 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 Deta Surf?
Choose Ladybird if you want the larger community (66,237 stars) or its BSD-2-Clause licence terms. Choose Deta Surf if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.