Learn BEVY with Real Code Examples
Updated Nov 24, 2025
Practical Examples
2D platformer
Top-down shooter
Roguelike with ECS
3D prototype with camera controls
WebAssembly casual game
Troubleshooting
Check system ordering in ECS
Ensure assets are loaded via AssetServer
Fix borrow-checker errors in Rust
Verify component queries match entities
Debug rendering issues via wgpu logs
Testing Guide
Run `cargo run` for desktop
Test WASM build in browser
Use logging for ECS system debugging
Profile performance with `bevy_inspector_egui`
Unit test Rust systems with `cargo test`
Deployment Options
Desktop (Windows/macOS/Linux)
WebAssembly in browser
Cross-platform via Rust compilation
Integration with Steam/Epic launchers
Embedded or experimental platforms
Tools Ecosystem
Bevy plugins (e.g., bevy_rapier for physics)
wgpu-based renderer
Bevy UI toolkit
Bevy Inspector for debugging
Asset pipelines for hot-reloading
Integrations
Rust networking libraries (Laminar, Tokio)
Bevy Rapier for physics
Audio via rodio or bevy_kira_audio
WebAssembly via wasm-pack
UI with Bevy UI plugin
Productivity Tips
Use ECS bundles to simplify entity creation
Leverage plugins for repetitive functionality
Use asset hot-reloading
Keep systems small and modular
Profile often during development
Challenges
Create a tilemap-based game
Implement custom ECS plugin
Build UI with Bevy UI toolkit
Integrate physics via Rapier
Deploy a WASM game to browser