https://wagnerks.github.io/ecss_benchmarks/

ECSS — C++ ECS Benchmarks

Microbenchmarks for ECSS (sector-based, header-only C++ ECS) versus popular libraries (e.g., EnTT, flecs).
Focus: entity create/destroy, add/remove components, 1–3 component iteration, queries, mixed workloads.

ECSS repo: https://github.com/wagnerks/ecss • Docs: https://wagnerks.github.io/ecss/