# \[ANN\] Ark.jl: archetype-based entity component system (ECS) for games and simulations

**URL:** <https://discourse.julialang.org/t/ann-ark-jl-archetype-based-entity-component-system-ecs-for-games-and-simulations/133851>\
**Category:** Package Announcements\
**Tags:** package\
**Created:** [November 13, 2025, 2:40pm UTC](https://discourse.julialang.org/t/ann-ark-jl-archetype-based-entity-component-system-ecs-for-games-and-simulations/133851 "2025-11-13T14:40:00Z")\
**Posts on this page:** 1\
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**Author:** ![oschulz](https://sea2.discourse-cdn.com/julialang/user_avatar/discourse.julialang.org/oschulz/32/2998_2.png) [@oschulz](https://discourse.julialang.org/u/oschulz)\
**Post date:** [November 13, 2025, 3:16pm UTC](https://discourse.julialang.org/t/ann-ark-jl-archetype-based-entity-component-system-ecs-for-games-and-simulations/133851/2 "2025-11-13T15:16:07Z")

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Just curious, how does Ark compare to [ReactiveECS](https://discourse.julialang.org/t/recs-a-reactive-ecs-framework-for-high-performance-simulations-in-julia/130098), design-wise and so on?

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_[View the full topic](https://discourse.julialang.org/t/ann-ark-jl-archetype-based-entity-component-system-ecs-for-games-and-simulations/133851)._