michidk / Unity-Script-Collection

A maintained collection of useful & free unity scripts / library's / plugins and extensions

liangxiegame / QFramework

Godot/Unity3D System Design Architecture

codewriter-packages / Tri-Inspector

Free inspector attributes for Unity [Custom Editor, Custom Inspector, Inspector Attributes, Attribute Extensions]

annulusgames / Alchemy

Provides a rich set of editor extensions and serialization extensions for Unity.

mackysoft / Unity-SerializeReferenceExtensions

Provide popup to specify the type of the field serialized by the [SerializeReference] attribute in the inspector.

JetBrains / resharper-unity

Unity support for both ReSharper and Rider

bdunderscore / modular-avatar

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TylerTemp / SaintsField

A Unity extension for inspector enhancement and data serialization.

AnkleBreaker-Studio / unity-mcp-server

Unity MCP Server — 268 tools for AI-assisted game development. Connect Claude, Cursor, or any MCP client to Unity Editor & Unity Hub. Scene management, GameObjects, components, builds, profiling, Shader Graph, Amplify, terrain, physics, NavMesh, animation, MPPM multiplayer & more. Free & open source by AnkleBreaker Studio.

TheGreatSimon / AnvilCSG

Anvil CSG Beta 2: a free legacy preview of brush-based level design inside Unity. Hammer-inspired workflow, Built-in and URP.

PudinKiller / VFXMeshLab

Unity 6 URP editor tool for procedural VFX mesh authoring, modifiers, diagnostics, and safe reference-preserving updates.

opdsh / unity-plugin

DeepSeek Harness plugin: control the Unity Editor through the unity CLI