Documentation

Getting Started

• FAQ
• Quickstart
• Designing with Flecs
• Getting Started with Unreal Engine
• Unreal-Flecs (Unreal Engine Flecs plugin)
• Getting Started with Godot
• Getting Started with Raylib

Manuals

• Manual
• Entities and Components Manual
• Query Manual
• Query Language Manual
• Systems Manual
• Observers Manual
• Prefabs Manual
• Component Traits Manual
• Relationships Manual
• Flecs Script Manual
• Flecs Remote API Manual
• v3 Migration Guide

API reference

• C API
• C++ API

Examples

• C examples
• C++ examples
• C# examples
• Rust examples

Demos

• Playground (Flecs Script)
• Tower Defense (C++)
• City (C)

Articles

• Where are my entities and components
• Archetypes and vectorization
• Storage in pictures
• Making the most of entity identifiers
• Building games in ECS with entity relationships
• Why it is time to start thinking of games as databases
• A Roadmap to ECS relationships
• Why storing state machines in ECS is a bad idea
• Why vanilla ECS is not enough
• ECS: From tool to paradigm

Resources

Resources provided by the community

Some of these are quite old, and might contain information that is out of date!

• Extermination Shock Source
• Bgfx/Imgui module
• Tower defense example
• Unreal + Flecs example
• Building a space battle with Flecs in UE4
• Flecs + SDL + Web ASM example (live demo)
• Flecs + Raylib example
• Flecs + gunslinger example

Flecs around the web

• Discord
• Medium
• Twitter
• Reddit