Show HN: Pathetic – Java pathfinding: 10k concurrent paths in ~7ms

Category: library

Tags: pathfinding, java, minecraft

Score: 6.3/10 (Innovation: 6, Technical: 8, Documentation: 6, Utility: 5)

Pathetic is a high-performance Java pathfinding library optimized for Minecraft servers, featuring a zero-allocation primitive binary heap and specialized heuristics to handle tens of thousands of concurrent paths in milliseconds. Its technical focus on extreme optimization and handling of large-scale spatial queries makes it interesting for performance-critical game and simulation environments.

Target audience: backend devs, game developers

Repository: https://github.com/bsommerfeld/pathetic · Java · MIT · 316 stars

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