Microsoft PowerToys is a collection of utilities that help you customize Windows and streamline everyday tasks

A C# port of shadowsocks

ASP.NET Core is a cross-platform .NET framework for building modern cloud-based web applications on Windows, Mac, or Linux.

.NET debugger and assembly editor

🎬 ScreenToGif allows you to record a selected area of your screen, edit and save it as a gif or video.

Cross-platform .NET sample microservices and container based application that runs on Linux Windows and macOS. Powered by .NET 7, Docker Containers and Azure Kubernetes Services. Supports Visual St…

Dapper - a simple object mapper for .Net

EF Core is a modern object-database mapper for .NET. It supports LINQ queries, change tracking, updates, and schema migrations.

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 …

Open-source web application framework for ASP.NET Core! Offers an opinionated architecture to build enterprise software solutions with best practices on top of the .NET. Provides the fundamental in…

Lean Algorithmic Trading Engine by QuantConnect (Python, C#)

Downloads videos and playlists from YouTube

An easy way to perform background job processing in .NET and .NET Core applications. No Windows Service or separate process required

Simple REST and HTTP API Client for .NET

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

.NET API Gateway

Simple .NET logging with fully-structured events

Distributed Application Framework for .NET

The Swagger/OpenAPI toolchain for .NET, ASP.NET Core and TypeScript.

Distributed transaction solution in micro-service base on eventually consistency, also an eventbus with Outbox pattern

A cross-platform .NET library for IMAP, POP3, and SMTP.

Password manager app for Android

Swagger tools for documenting API's built on ASP.NET Core

Simple, flexible, interactive & powerful charts, maps and gauges for .Net, LiveCharts2 can now practically run everywhere Maui, Uno Platform, Blazor-wasm, WPF, WinForms, Xamarin, Avalonia, WinUI, UWP.

Flexible and versatile OAuth 2.0/OpenID Connect stack for .NET

A pure C# Open Source QR Code implementation

xUnit.net is a free, open source, community-focused unit testing tool for .NET.

Fluent URL builder and testable HTTP client for .NET

ACID Document Database

The official C# SDK for Model Context Protocol servers and clients. Maintained in collaboration with Microsoft.