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 …

QuestPDF is a modern open-source .NET library for PDF document generation. Offering comprehensive layout engine powered by concise and discoverable C# Fluent API. Easily generate PDF reports, invoi…

📇 A simple fake data generator for C#, F#, and VB.NET. Based on and ported from the famed faker.js.

The automatic type-safe REST library for .NET Core, Xamarin and .NET. Heavily inspired by Square's Retrofit library, Refit turns your REST API into a live interface.

Humanizer meets all your .NET needs for manipulating and displaying strings, enums, dates, times, timespans, numbers and quantities

C# pure functional programming framework - come and get declarative!

Audio and MIDI library for .NET

Library for running command-line processes

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

A library to support tests with throwaway instances of Docker containers for all compatible .NET Standard versions.

C# as you know it but with Go-inspired tooling (small, selfcontained, and native executables)

A small .NET package to generate YouTube-like hashes from one or many numbers. Use hashids when you do not want to expose your database ids to the user.

Micro-framework for .NET console application. Cocona makes it easy and fast to build console applications on .NET.

Provides a set of libraries which add service API versioning to ASP.NET Web API, OData with ASP.NET Web API, and ASP.NET Core.

A command line C# REPL with syntax highlighting – explore the language, libraries and nuget packages interactively.

Verify is a snapshot testing tool that simplifies the assertion of complex data models and documents.

Makes life working with units of measurement just a little bit better.

FNA - Accuracy-focused XNA4 reimplementation for open platforms

A modern, fast and flexible .NET testing framework

A high performance implementation of Mediator pattern in .NET using source generators.

Nez is a free 2D focused framework that works with MonoGame and FNA

An easy to use thread safe in-memory caching service with a simple developer friendly API for c#

Testing layer for Microsoft's HttpClient library. Create canned responses using a fluent API.

⚡ Decompilation Tools and High Productivity Utilities ⚡

A high-performance C# based Archetype & Chunks Entity Component System (ECS) with optional multithreading.

A source generator for generating fast "reflection" methods for enums

C# bindings for raylib, a simple and easy-to-use library to learn videogames programming

.NET version of Pact. Enables consumer driven contract testing, providing a mock service and DSL for the consumer project, and interaction playback and verification for the service provider project.

Modules that mix PowerShell and GUIs/CUIs!

Drop-in replacement of LINQ aggregation operations extremely faster with SIMD.