Flecs: Code & Libraries for Any engine Active (<30d)

Overview

Fast entity component system for C and C++.

Facts

Category

Code & Libraries

Works with

Any engine

Pricing

Open source: Free and open source.

Licence

MIT

Last commit

2026-10-16 (2 days before snapshot)

Archived

no

GitHub stars

8,753

Official site

https://www.flecs.dev/

Source repository

github.com/SanderMertens/flecs

Data snapshot

2026-10-18

Alternatives

• Dear ImGui Active (<30d)
• SDL Active (<30d)
• SFML Active (<30d)
• Jolt Physics Active (<30d)

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