| name | jecs |
| description | Use when building ECS-based games in Roblox with roblox-ts using jecs for entities, components, queries, and relationships |
| metadata | {"author":"Christopher Buss","version":"2026.1.29","source":"Generated from https://github.com/Ukendio/jecs, scripts at https://github.com/christopher-buss/skills"} |
Based on jecs v0.9.0, generated 2026-01-29
High-performance Entity Component System for Luau/roblox-ts. Features entity
relationships, archetype storage, 800k entities at 60fps.
Core References
| Topic | Description | Reference |
|---|
| World & Entities | World creation, entities, components, tags, singletons | core-basics |
| Queries | Query system, filters (with/without), caching | core-queries |
Features
| Topic | Description | Reference |
|---|
| Pairs & Relationships | Entity pairs, ChildOf, wildcards, relationship queries | feature-pairs |
| Component Hooks | OnAdd, OnChange, OnRemove lifecycle hooks | feature-hooks |
| Signals | Multiple listeners with added/changed/removed signals | feature-signals |
| Cleanup Traits | OnDelete, OnDeleteTarget, cascade deletion policies | feature-cleanup-traits |
Best Practices
Advanced
| Topic | Description | Reference |
|---|
| Advanced API | Preregistration, bulk ops, TypeScript types | advanced-api |
