Dev builds a full in-game map editor for his AI-made dungeon crawler with Codex

Dimillian · x · 2026-10-22

iOS developer Dimillian (Thomas Ricouard) shares his progress on an AI-assisted dungeon crawler game: he went from AI-generated levels to a full editor with near-total control.

The screenshot shows the "Dark Veil" map/prop editor: fly-through 3D navigation, move/rotate/scale props (braziers, trees, rocks), add props, regenerate maps by seed, and save levels. The file path reveals the code was generated with Codex in a worktree — a nice example of vibe coding evolving from generating content to building tools.

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