Pathfinding Visualizer
Check that a level's exit and required rooms are reachable.

Who it is for
Level designers who want to validate a map before handing it to the game.
What it does
Import a LevelSeed map or draw your own, mark required goals and run BFS, Dijkstra or A*. It shows the route, its length and terrain cost, and lists unreachable goals with their coordinates.
What you get
A team report listing problem tiles, and the route as JSON.
Limits
Grids up to 64 × 40 tiles. Movement in 4 or 8 directions, with no physics or character speed.
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