C# — independent software & tools

9 independent C# listings the big search engines bury.

• A* Pathfinding Project

  middleware · Free + Pro · by Aron Granberg

  Pathfinding system for Unity — grid, navmesh, and recast graphs with local avoidance.

• Casbin

  middleware · Free · by Casbin

  Authorization library supporting access-control models like ACL, RBAC, and ABAC.

• FastNoiseLite

  middleware · Free · by Auburn

  Fast, portable noise generation library for procedural generation (terrain, textures, worlds).

• Ink

  middleware · Free · by inkle

  inkle's scripting language for writing interactive narrative, branching stories, and game dialogue.

• Mirror

  middleware · Free · by Mirror Networking

  High-level networking library for Unity multiplayer games — replication, RPCs, and sync.

• ONNX Runtime

  middleware · Free · by Microsoft

  Cross-platform inference and training accelerator for machine-learning models.

• Photon Engine

  middleware · Free tier + paid · by Exit Games

  Multiplayer networking and real-time services for games across many engines and platforms.

• Protocol Buffers

  middleware · Free · by Google

  Language-neutral, platform-neutral mechanism for serializing structured data.

• Yarn Spinner

  middleware · Free · by Yarn Spinner (Secret Lab)

  A tool for building interactive dialogue in games — write conversations in the Yarn language and run them in your engine.