Unity Pro A* Pathfinding & Grid NavMesh Engine

High-performance C# A* pathfinding, grid navigation, smooth waypoint steering, and dynamic obstacle carving for Unity 2022/2023/6.

Production-grade C# A* pathfinding and grid navigation system engineered for Unity 2022, 2023, and Unity 6 LTS. Features binary min-heap priority queues, dynamic obstacle carving, and SphereCast raycast smoothing for top-down RTS, tactical RPGs, tower defense, and procedural dungeon crawlers.

• Binary Min-Heap Priority Queue A* Solver with Octile & Euclidean Heuristics
• Real-Time Dynamic Obstacle Carving & Unwalkable Layer Invalidation
• SphereCast Raycast Path Smoothing (No Robotic Zig-Zag Steer)
• 2D Isometric, Top-Down, and 3D Terrain Node Support
• Zero External Dependencies (Allocation-Free C# Architecture)
• Full Unity Package Manager (UPM) Manifest (package.json)
• Editor Gizmo Visualizer for Path Costs & Open/Closed Sets
• 100% Royalty-Free Commercial License