head to head · open source
bevy vs s&box
bevy has 49,474 GitHub stars, 5,010 forks, 3,418 open issues and last shipped 4 days ago. s&box has 6,517 stars, 696 forks, 2,406 open issues and last shipped yesterday. bevy leads on adoption by 659% (49,474 vs 6,517 stars). bevy is written in Rust under Apache-2.0; s&box is written in C# under a custom or non-standard licence. bevy has attracted 10% as many forks as stars, s&box 11%. s&box was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (gamedev), 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 | s&box | |
|---|---|---|
| GitHub stars | ★ 49K | ★ 6.5K |
| License | Apache-2.0 | Custom / other |
| Written in | Rust | C# |
| Last push | 2026-10-30 | 2026-11-02 |
| Forks | ⑂ 5.0K | ⑂ 696 |
| 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 s&box if
- You want the s&box feature set and don't need the biggest community
- You prefer the Custom / other license terms
- Your stack matches C#
- You evaluated both and s&box 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 s&box
[Website] [Getting Started] [Forums] [Documentation] [Contributing] [Website]: [Getting Started]: [Forums]: [Documentation]: [Contributing]: CONTRIBUTING.md s&box s&box is a modern game engine, built on Valve's Source 2 and the latest .NET technology, it provides a modern intuitive editor for creating games. If your goal is to create games using s&box, please start with the getting started guide. This repository is for building the engine from source for those who want to contribute to the development of the engine. Getting the Engine Steam You can download and install the s&box editor directly from Steam…
read the full s&box overview →
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Frequently asked questions
Is bevy or s&box more popular?
bevy has 49,474 GitHub stars and s&box has 6,517. bevy has the larger community by that measure.
Are bevy and s&box free?
Both are open source. bevy is licensed under Apache-2.0, and s&box has no licence declared in this registry. Both are free to self-host.
What is the difference between bevy and s&box?
bevy is written in Rust and s&box in C#. 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 s&box?
Choose bevy if you want the larger community (49,474 stars) or its Apache-2.0 licence terms. Choose s&box if its feature set, stack or Custom / other licence fits better. Both are self-hostable.