Compare: Balaur next to Godot, Bevy and Fyrox

Balaur next to Godot, Bevy and Fyrox as of September 2026: scripting, editor, iteration speed, determinism, build size, platforms and maturity.

Side by side

	Balaur	Godot 4	Bevy	Fyrox
Engine language	Rust	C++	Rust	Rust
Game code	Rune scripts; Rust or C plugins	GDScript, C#; Rust or C++ plugins	Rust	Rust
Model	A scene tree	A scene tree	ECS	A scene tree
Scene format	`.toml`, text	`.tscn`, text	Rust code, or `.ron`	`.rgs`
Editor	Yes	Yes	No	Yes
Hot reload	Scripts, on save	Scripts, on save	Assets; opt-in code patching	Code, marked experimental
Cross-platform determinism	Yes: fixed 60 Hz step, replay, rollback	No	No	No
2D and 3D	Both	Both	Both	Both
Platforms	Desktop, mobile, web	Desktop, mobile, web; consoles through partners	Desktop, mobile, web	Desktop, web
Networking	HTTP, WebSockets, WebTransport	HTTP, WebSockets, WebRTC, ENet	Community crates	Community crates
Licence	MIT	MIT	MIT	MIT
Age	Very new	Over a decade	Few years	Few years

What an idle project holds, headless: the number that decides how many instances fit on a server.

Balaur costs about 0.35 KB per node, Godot about 2.5 KB, so the gap widens with the size of the scene.

Physics and scene-tree throughput are on the benchmarks page.

A 2D hello world, release build.

	Balaur	Godot 4.7	Bevy 0.19	Fyrox 1.0
desktop binary	44 MB	79 MB	51 MB	29 MB
web module, brotli	5.4 MB	6.6 MB	4.8 MB	3.6 MB