A modern, fast and flexible .NET testing framework

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.

Simmy is a chaos-engineering and fault-injection tool, integrating with the Polly resilience project for .NET

.NET project templates with batteries included, providing the minimum amount of code required to get you going faster.

Web Application ASP.NET 9 using Clean Architecture, DDD, CQRS, Event Sourcing and a lot of good practices

Library for running command-line processes

Powerful .NET library for benchmarking

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

A simple, fluent, extensible, and fully customizable library for throwing exceptions for projects using .NET 6+

AWESOME-Azure-Architecture - https://aka.ms/AwesomeAzureArchitecture

Html Agility Pack (HAP) is a free and open-source HTML parser written in C# to read/write DOM and supports plain XPATH or XSLT. It is a .NET code library that allows you to parse "out of the web" H…

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

Easy to use F#-like ~discriminated~ unions for C# with exhaustive compile time matching

Easy integration testing for ASP.NET Core applications

A very extensive set of extension methods that allow you to more naturally specify the expected outcome of a TDD or BDD-style unit tests. Targets .NET Framework 4.7, as well as .NET Core 2.1, .NET …

Small package to allow adding security headers to ASP.NET Core websites

Distributed load-testing framework for .NET. Create distributed load test scenarios entirely using plain C# or F#. It is designed to test any system regardless of the protocol or a semantic model (…

YamlDotNet is a .NET library for YAML

.NET MAUI is the .NET Multi-platform App UI, a framework for building native device applications spanning mobile, tablet, and desktop.

Full-stack .Net 9 Clean Architecture (Microservices, Modular Monolith, Monolith), Blazor, Angular 20, React 19, Vue 3.5, BFF with YARP, NextJs 15, Domain-Driven Design, CQRS, SOLID, Asp.Net Core Id…

A popular .NET validation library for building strongly-typed validation rules.

Clean Architecture Solution Template for ASP.NET Core

Cross platform code coverage for .NET

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