Top DOTNET GitHub Repositories & Tools (2026)

Home of .NET's Virtual Monolithic Repository which includes all the code needed to build the .NET SDK.

Open-source, non-custodial, privacy preserving Bitcoin wallet for Windows, Linux, and Mac.

Privacy-first password manager with built-in email aliasing. Fully encrypted and self-hostable.

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

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

Cloud Native application framework for .NET

LiteDB - A .NET NoSQL Document Store in a single data file

Multi-Platform Package Manager for Stable Diffusion

A composable, cross-platform MVVM framework for .NET inspired by functional reactive programming. It moves mutable state out of the user interface, keeps each feature's logic in one readable place, and makes applications easier to test. Supports WPF, WinForms, WinUI, .NET MAUI, Avalonia, Uno Platform, Blazor and Android.

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

:electron: Build cross platform desktop apps with ASP.NET Core (Razor Pages, MVC, Blazor).

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

OpenCV wrapper for .NET

This repository is for active development of the Azure SDK for .NET. For consumers of the SDK we recommend visiting our public developer docs at https://learn.microsoft.com/dotnet/azure/ or our versioned developer docs at https://azure.github.io/azure-sdk-for-net.

Python for .NET is a package that gives Python programmers nearly seamless integration with the .NET Common Language Runtime (CLR) and provides a powerful application scripting tool for .NET developers.

PerfView is a CPU and memory performance-analysis tool

The World's First Universal Mod Loader for Unity Games compatible with both Il2Cpp and Mono

:cake: Cake (C# Make) is a cross platform build automation system.

The .NET library for ImageMagick

Distributed tracing without code changes. 🚀 Instantly monitor any application using OpenTelemetry and eBPF