head to head · open source
Ladybird vs MarvellousSuspender
Ladybird has 66,240 GitHub stars, 3,162 forks, 535 open issues and last shipped today. MarvellousSuspender has 1,393 stars, 143 forks, 53 open issues and last shipped yesterday. Ladybird leads on adoption by 4,655% (66,240 vs 1,393 stars). Ladybird is written in C++ under BSD-2-Clause; MarvellousSuspender is written in JavaScript under GPL-2.0. Ladybird has attracted 5% as many forks as stars, MarvellousSuspender 10%. 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 | MarvellousSuspender | |
|---|---|---|
| GitHub stars | ★ 66K | ★ 1.4K |
| License | BSD-2-Clause | GPL-2.0 |
| Written in | C++ | JavaScript |
| Last push | 2026-09-18 | 2026-09-17 |
| Forks | ⑂ 3.2K | ⑂ 143 |
| 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 MarvellousSuspender if
- You want the MarvellousSuspender feature set and don't need the biggest community
- You prefer the GPL-2.0 license terms
- Your stack matches JavaScript
- You evaluated both and MarvellousSuspender 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 MarvellousSuspender
The Marvellous Suspender Free your memory. Suspend what you don't need. A free, open source Chrome extension no ads, no tracking. Based on The Great Suspender, cleaned up and actively maintained. Once installed and enabled, this extension will automatically suspend tabs that have not been used for a default, or user configurable, time interval. As a result, resources such as memory and CPU that the tab was consuming are freed. If you have suggestions or problems using the extension, please submit a bug or a feature request. Chrome Web Store The Marvellous Suspender is available via the official Chrome Web Store. …
read the full MarvellousSuspender overview →
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Frequently asked questions
Is Ladybird or MarvellousSuspender more popular?
Ladybird has 66,240 GitHub stars and MarvellousSuspender has 1,393. Ladybird has the larger community by that measure.
Are Ladybird and MarvellousSuspender free?
Both are open source. Ladybird is licensed under BSD-2-Clause and MarvellousSuspender under GPL-2.0. Neither carries a licence fee.
What is the difference between Ladybird and MarvellousSuspender?
Ladybird is written in C++ and MarvellousSuspender in JavaScript. 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 MarvellousSuspender?
Choose Ladybird if you want the larger community (66,240 stars) or its BSD-2-Clause licence terms. Choose MarvellousSuspender if its feature set, stack or GPL-2.0 licence fits better. Both are self-hostable.