head to head · open source
Ladybird vs peerjs
Ladybird has 66,807 GitHub stars, 3,194 forks, 535 open issues and last shipped yesterday. peerjs has 13,501 stars, 1,460 forks, 201 open issues and last shipped 8 months ago. Ladybird leads on adoption by 395% (66,807 vs 13,501 stars). Ladybird is written in C++ under BSD-2-Clause; peerjs is written in TypeScript under MIT. Ladybird has attracted 5% as many forks as stars, peerjs 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.
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Side by side
| Ladybird | peerjs | |
|---|---|---|
| GitHub stars | ★ 67K | ★ 14K |
| License | BSD-2-Clause | MIT |
| Written in | C++ | TypeScript |
| Last push | 2026-11-02 | 2026-02-27 |
| 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 peerjs if
- You want the peerjs feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches TypeScript
- You evaluated both and peerjs 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 peerjs
PeerJS: Simple peer to peer with WebRTC PeerJS provides a complete, configurable, and easy to use peer to peer API built on top of WebRTC, supporting both data channels and media streams. Live Example Here's an example application that uses both media and data connections: The example also uses its own PeerServer. Special Announcement: We now have a Discord Channel There we plan to discuss roadmaps, feature requests, and more Join us today Setup Include the library with npm: npm install peerjs with yarn: yarn add peerjs Create a Peer Data connections Connect Receive Media calls Call Answer Running tests Browser…
read the full peerjs overview →
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Frequently asked questions
Is Ladybird or peerjs more popular?
Ladybird has 66,807 GitHub stars and peerjs has 13,501. Ladybird has the larger community by that measure.
Are Ladybird and peerjs free?
Both are open source. Ladybird is licensed under BSD-2-Clause and peerjs under MIT. Neither carries a licence fee.
What is the difference between Ladybird and peerjs?
Ladybird is written in C++ and peerjs 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 peerjs?
Choose Ladybird if you want the larger community (66,807 stars) or its BSD-2-Clause licence terms. Choose peerjs if its feature set, stack or MIT licence fits better. Both are self-hostable.