GECS World Architecture in Godot 4.3+

Structure production Godot projects using GECS v9 World and System Groups. The World coordinates system execution orders, manages archetype caches, controls generational IDs, and handles level transitions via compact() and purge().

Addon: GECS · version v9 · Godot 4.3+ · MIT
Related skills: gecs-core for setup, gecs-systems for system authoring, gecs-performance for archetype compaction.

1. Recommended Scene Architecture

Separate your systems, visual levels, and entities into a clean node structure: