Algo Lab — Pathfinding Visualizer

Controls

Algorithm

Algorithm Race (dual pane)

Maze / Map

Rows: 21

Cols: 41

Speed: 70

Diagonal movement

Brush

Wall Weight Erase

Step Mode (manual advance)

Teaching Mode (narrated steps)

Arrows move · Space paint · Space pause · S start · G maze · R reset · C clear · Esc stop · 1 wall · 2 weight · 3 erase · ? shortcuts

Tap to flip — trivia & real-world use cases

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Use case

Ready

Empty

Wall

Start (S)

End (E)

Weight (●)

Frontier

Visited

Path