Build Mobile, Desktop and WebAssembly apps
Build all of your apps using what you already know and love
.NET MAUI is the .NET Multi-platform App UI
The Microsoft Build Engine (MSBuild) build platform for .NET and VS
Command-line shell and scripting language built on .NET
Core functionality needed to create .NET Core projects
Cake (C# Make) is a cross platform build automation system
s&box is a modern game engine, built on Valve's Source 2
Open source cross-platform multi-purpose game toolkit
Abstraction layer over YouTube's internal API
Cross platform .Net wrapper to the OpenCV image processing library
Windows companion suite for OpenClaw
A cross-platform UI framework for .NET
Independent cross-platform desktop app for local and cloud LLMs
Beautiful, interactive charts, maps, and gauges
Build cross platform desktop apps with ASP.NET Core
Multi-Joint dynamics with Contact. A general purpose physics simulator
A TLS MITM proxy for Non-HTTP traffic, with support for TLS upgrades
PeachPie, the PHP compiler and runtime for .NET and .NET Core
Manager/proxy built on the popular *arr .net/reactjs base stack
Open source and cross-platform machine learning framework for .NET
The official Firely .NET SDK for HL7 FHIR
A C# SDK implementation of the Model Context Protocol (MCP)
Orleans is a cross-platform framework for building distributed apps
Expose a local server to the internet