head to head · open source
bevy vs nunuStudio
bevy has 49,474 GitHub stars, 5,010 forks, 3,418 open issues and last shipped 4 days ago. nunuStudio has 2,243 stars, 346 forks, 207 open issues and last shipped 8 months ago. bevy leads on adoption by 2,106% (49,474 vs 2,243 stars). bevy is written in Rust under Apache-2.0; nunuStudio is written in JavaScript under MIT. bevy has attracted 10% as many forks as stars, nunuStudio 15%. bevy was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (game-engine), 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
| bevy | nunuStudio | |
|---|---|---|
| GitHub stars | ★ 49K | ★ 2.2K |
| License | Apache-2.0 | MIT |
| Written in | Rust | JavaScript |
| Last push | 2026-10-30 | 2026-03-15 |
| Forks | ⑂ 5.0K | ⑂ 346 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick bevy if
- You weight community size — 49K stars and counting
- You want the Apache-2.0 license terms
- Your stack matches Rust
- You value the larger contributor base for long-term maintenance
pick nunuStudio if
- You want the nunuStudio feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches JavaScript
- You evaluated both and nunuStudio fits your workflow better
About bevy
What is Bevy? Bevy is a refreshingly simple data driven game engine built in Rust. It is free and open source forever! WARNING Bevy is still in the early stages of development. Important features are missing. Documentation is sparse. A new version of Bevy containing breaking changes to the API is released approximately once every 3 months. We provide migration guides, but we can't guarantee migrations will always be easy. Use only if you are willing to work in this environment. MSRV: Bevy relies heavily on improvements in the Rust language and compiler. As a result, the Minimum Supported Rust Version (MSRV) is…
About nunuStudio
nunuStudio is an open source game engine for the web it allows designers and web developers to easily develop 3D experiences for the web. Powered by three.js can run directly in the web or be exported as desktop application trough nwjs.io. Fully featured visual editor, supports a wide range of file formats, the tools are open source and completely free to use for both personal and commercial usage. Visual scene editor, code editor, visual tools to edit textures, materials, particle emitters and a powerful scripting API that allows the creation of complex applications using JavaScript or Python. Fully featured…
read the full nunuStudio overview →
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Frequently asked questions
Is bevy or nunuStudio more popular?
bevy has 49,474 GitHub stars and nunuStudio has 2,243. bevy has the larger community by that measure.
Are bevy and nunuStudio free?
Both are open source. bevy is licensed under Apache-2.0 and nunuStudio under MIT. Neither carries a licence fee.
What is the difference between bevy and nunuStudio?
bevy is written in Rust and nunuStudio 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, bevy or nunuStudio?
Choose bevy if you want the larger community (49,474 stars) or its Apache-2.0 licence terms. Choose nunuStudio if its feature set, stack or MIT licence fits better. Both are self-hostable.