https://github.com/SanderMertens/flecs

https://github.com/SanderMertens/flecs/blob/master/Manual.md

reflection
https://github.com/flecs-hub/flecs-meta

2022
https://ajmmertens.medium.com/flecs-3-0-is-out-5ca1ac92e8a4
2020
https://medium.com/@ajmmertens/flecs-2-1-is-out-19390d3d1ad1