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

Unity support for both ReSharper and Rider

Automatic LOD generation + scene optimization

A categorized collection of awesome Unity open source on GitHub (800+)

Author XR in XR

Unity Scripting in C++

Unity-QuickSheet enables you to use spreadsheet file data within Unity editor.

Switcher of UI theme in Unity Editor (light -> dark) (.NET, WPF)

Node graph editor framework focused on data processing using Unity UIElements and C# 4.6

Unity UGUI editor tools,improve the efficiency of ui development.

Add buttons to your inspector in Unity super easily with this simple attribute

🚀Actors is a framework empowering developers to make better games faster on Unity.

A texture maker tool for unity.

SpatialOS GDK for Unity

Serializable dictionary class for Unity

This is an open source Unity pause menu created for the game New Horizons, and it's completely free because of how a pause menu is a core component of a game, while the unity asset store was lacking in such an asset (until this was released on the asset store).

A mesh-based PBR decal system for Unity's universal render pipeline.

An aseprite-file importer for unity written in C#, built upon the experimental AssetImporter API

A Unity editor extension for finding missing object references

An unity editor extension for bitmap font.

Tools, custom attributes, drawers, hierarchy overlay, and other extensions for the Unity Editor.

Exposed Unity Editor WebView API

An open source GIT Unity3D editor plugin.

Texture atlas creator for Unity

STL import/export for Unity, supporting both ASCII and Binary.

Unity Hex Tile Editor

Utility to export data from the unity profiler

Allows to unload native plugins in Unity3d editor