Microsoft PowerToys is a collection of utilities that supercharge productivity and customization on Windows

PowerShell for every system!

.NET Decompiler with support for PDB generation, ReadyToRun, Metadata (&more) - cross-platform!

rhythm is just a *click* away!

.NET is a cross-platform runtime for cloud, mobile, desktop, and IoT apps.

AssetStudio is a tool for exploring, extracting and exporting assets and assetbundles.

Polly is a .NET resilience and transient-fault-handling library that allows developers to express policies such as Retry, Circuit Breaker, Timeout, Bulkhead Isolation, and Fallback in a fluent and …

🔍 Quick file search & app launcher for Windows with community-made plugins

Powerful .NET library for benchmarking

Json.NET is a popular high-performance JSON framework for .NET

Provides an efficient allocation free async/await integration for Unity.

Unity3D Client And C# Server Framework

All algorithms implemented in C#.

Entitas is a super fast Entity Component System (ECS) Framework specifically made for C# and Unity

Stride (formerly Xenko), a free and open-source cross-platform C# game engine.

Reactive Extensions for Unity

UIEffect is an open-source package that allows you to intuitively apply rich UI effects directly from the Inspector or via code. Combine various filters, such as grayscale, blur, and dissolve, to d…

GUI Application to work with engine assets, asset bundles, and serialized files

Flax Engine – multi-platform 3D game engine

Extremely Fast MessagePack Serializer for C#(.NET, .NET Core, Unity, Xamarin). / msgpack.org[C#]

A library for patching, replacing and decorating .NET and Mono methods during runtime

A simple library for creating state machines in C# code

#1 Open Source Unity Networking Library

Render particle effect in UnityUI(uGUI). Maskable, sortable, and no extra Camera/RenderTexture/Canvas.

A first person multiplayer shooter example project in Unity

Attribute Extensions for Unity

Protocol Buffers library for idiomatic .NET

Zero allocation LINQ with LINQ to Span, LINQ to SIMD, and LINQ to Tree (FileSystem, JSON, GameObject, etc.) for all .NET platforms and Unity, Godot.

The high-speed OpenGL, OpenCL, OpenAL, OpenXR, GLFW, SDL, Vulkan, Assimp, WebGPU, and DirectX bindings library your mother warned you about.