NexPath — A* Grid Pathfinding & Navigation
BlackBox Creations
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NexPath is a grid-based pathfinding system that gives characters and crowds movement with a single component setup.NexPathNexPath is a grid-based pathfinding system that provides fast and reliable navigation for both individual characters and large crowds with a simple component-based setup.Need a flexible alternative to Unity's NavMesh? NexPath provides a fast, grid-based pathfinding solution with multiple algorithms, reusable baked grids, dynamic obstacle updates, and efficient crowd navigation—all in an easy-to-use, component-based system.Own Navigation GridBuilds its own walkability grid from scene colliders and works independently of Unity's built-in NavMesh.Path ModesChoose between A*, Jump Point Search (JPS), Flow Field, or Auto mode to suit different gameplay scenarios.Grid BakingBake the navigation grid into a reusable NexGridData asset for instant loading. A built-in dirty check lets you know when a rebake is needed.Agent MovementThe NexPathAgent handles movement, path following, automatic re-pathing, and arrival events using Unity's CharacterController.Dynamic ObstaclesUpdate only the affected grid area when doors, crates, or other moving obstacles change, automatically re-routing nearby agents.Crowd SupportFlow Field mode lets multiple agents share a single path solution for efficient crowd movement, with built-in separation to reduce clustering.Path RequestsSupports both asynchronous path requests for gameplay and synchronous requests for editor tools or initialization, with priority support.Utility Methods & EventsIncludes IsWalkable, SnapToGrid, OnGridBaked, and OnPathFailed for easy integration.Scene VisualizationVisualize grid boundaries and walkable nodes directly in the Scene view using built-in Gizmos.Singleton SetupDesigned for one NexPathManager per scene, with automatic protection against duplicate managers.Unity Version: 2021.3 LTS or newerRender Pipelines: Built-in Render Pipeline, URP, HDRPPlatforms: Windows, macOS, Linux, Android, iOS, WebGL, Consoles (platform-independent C# implementation)AI tools were used to assist with development, documentation, and some visuals. The asset itself is fully tested, refined, and entirely owned by the publisher.
