Learn BEVY with Real Code Examples
Updated Nov 24, 2025
Architecture
Entity Component System (ECS) core
Plugins for modular features
Resources for global state
Systems for behavior scheduling
Render pipelines via wgpu
Rendering Model
wgpu for GPU acceleration
2D and 3D pipelines
Shader support
Batch rendering for sprites
Camera and transform systems
Architectural Patterns
ECS with entities/components
Resources for global state
System scheduling and sets
Plugin-based modularity
Event-driven messaging
Real World Architectures
2D strategy game
3D physics simulation
WebAssembly casual game
Rust-native prototype engine
Desktop action-adventure
Design Principles
Rust-native safety and performance
ECS-first architecture
Code-centric and modular
Cross-platform via Rust toolchain
Rapid iteration with hot reload
Scalability Guide
Use ECS efficiently
Minimize per-frame allocations
Pool entities/components
Modular plugins for large projects
Profile rendering and systems
Migration Guide
Update ECS API changes
Upgrade to latest wgpu renderer
Port old Bevy 0.x code to 0.10+
Refactor plugin APIs
Adjust for Rust edition changes