head to head · open source
Zen Browser vs biomes-game
Zen Browser has 44,486 GitHub stars, 1,755 forks, 689 open issues and last shipped 2 days ago. biomes-game has 2,677 stars, 344 forks, 14 open issues and last shipped 4 months ago. Zen Browser leads on adoption by 1,562% (44,486 vs 2,677 stars). Zen Browser is written in C++ under MPL-2.0; biomes-game is written in TypeScript under MIT. Zen Browser has attracted 4% as many forks as stars, biomes-game 13%. Zen Browser 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
| Zen Browser | biomes-game | |
|---|---|---|
| GitHub stars | ★ 44K | ★ 2.7K |
| License | MPL-2.0 | MIT |
| Written in | C++ | TypeScript |
| Last push | 2026-09-17 | 2026-05-16 |
| Forks | ⑂ 1.8K | ⑂ 344 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Zen Browser if
- You weight community size — 44K stars and counting
- You want the MPL-2.0 license terms
- Your stack matches C++
- You value the larger contributor base for long-term maintenance
pick biomes-game if
- You want the biomes-game feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches TypeScript
- You evaluated both and biomes-game fits your workflow better
About Zen Browser
Zen Browser is a privacy focused, open source web browser built on Firefox’s Gecko engine. It inherits Firefox’s compatibility and extension ecosystem while introducing a streamlined interface and productivity oriented features. The project lives in the desktop browser ecosystem, targeting users who want a Firefox based experience with reduced clutter and enhanced customization.
read the full Zen Browser overview →
About biomes-game
Biomes is an MIT licensed open source sandbox MMORPG that runs in the browser, built with Next.js, TypeScript, React and WebAssembly, and it serves both players who want a massively multiplayer world without installing a client and developers who want to run, study or extend that world themselves.
read the full biomes-game overview →
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Frequently asked questions
Is Zen Browser or biomes-game more popular?
Zen Browser has 44,486 GitHub stars and biomes-game has 2,677. Zen Browser has the larger community by that measure.
Are Zen Browser and biomes-game free?
Both are open source. Zen Browser is licensed under MPL-2.0 and biomes-game under MIT. Neither carries a licence fee.
What is the difference between Zen Browser and biomes-game?
Zen Browser is written in C++ and biomes-game 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, Zen Browser or biomes-game?
Choose Zen Browser if you want the larger community (44,486 stars) or its MPL-2.0 licence terms. Choose biomes-game if its feature set, stack or MIT licence fits better. Both are self-hostable.