Industry-standard navigation-mesh toolset for games

Fast, lightweight and easy-to-use pathfinding library for grid-based games

Java pathfinding framework.

Dijkstra's Pathfinding Algorithm Unity Implementation. (Not being maintained by me, it is just an experiment.)

Gridpath is a MIT licensed multithreaded 2D implementation of A*

🗺️ A JavaScript implementation of A* algorithm.

Edge N-Level Sparse Visibility Graphs for fast optimal Any-Angle Pathfinding

Roguelike Library For Java (Alternative version)

A tentacle-based pathfinding library for nonholonomic robotic vehicles

PathEngine SDK Base

Pathfinding 2D AI example. Based on A* (BFS, Wave, Width) algorithm.

A utility to programmatically create pathfinding maps

A simple polygon-based grid pathfinding library with weighted nodes, dynamic blockers, and optional path trimming/smoothing.

Cloud-Based pathfinding engine for very large grid