#mono

Open-source platform for building cross-platform native Mobile, Web, Desktop, and Embedded apps from a single C#/XAML codebase. Work from any IDE/CLI with Hot Reload, Visual Designer, MCPs, and Skills built for modern .NET workflows. 200M+ NuGet downloads.

NLog - Flexible and Structured Logging for various .NET Platforms

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.

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

Libraries to ease common developer tasks associated with building multi-platform mobile, desktop and web applications using Uno Platform or WinAppSDK.