Develop Desktop, Embedded, Mobile and WebAssembly apps with C# and XAML. The most popular .NET UI client technology

Generate and edit PDF documents in your .NET applications using the open-source QuestPDF library and its C# Fluent API. Build invoices, reports and data exports with ease.

C# pure functional programming framework - come and get declarative!

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

A fast, powerful, CommonMark compliant, extensible Markdown processor for .NET

A modern, fast and flexible .NET testing framework

.NET language playground

CSharpier is an opinionated code formatter for c#.

Extensions for System.Threading.Tasks.Task and System.Threading.Tasks.ValueTask

.NET Core library for dynamically loading code

A small cross-platform UI library that brings the simplicity of native UI development to the web

An ASP.NET Core blogging engine

Avalonia.Samples aims to provide some minimal samples focusing on a particular issue at a time. This should help getting new users started.

HttpClient implementations that use platform-native HTTP clients for 🚀

An Amazon Alexa Skills SDK for .NET

A Lua implementation for the Dynamic Language Runtime (DLR).

.NET managed sockets wrapper using the new "Pipelines" API

SQL Server and PostgreSQL query execution plan visualizer for LINQPad

A Roslyn-inspired full-fidelity XML parser with no dependencies and a simple Visual Studio XML language service

Open source C# e-invoicing library. Enables creating and reading ZUGFeRD invoices.

Lib.AspNetCore.ServerSentEvents is a library which provides Server-Sent Events (SSE) support for ASP.NET Core

Structured concurrency support for C#

A PEG parser generator for .NET that integrates with MSBuild and Visual Studio.

Qr Code Generator with Skia. (no System.Drawing)

A fully object-oriented approach to JSON manipulation, validation, and serialization that focuses on modeling the JSON structure rather than mere string parsing and conversion.

A SkiaSharp Playground

.net implementation of the Time-Based One-Time Password Algorithm (TOTP) RFC 6238

📜Advanced language tools for the Papyrus scripting language.

Due to popular demand I have added my ZX Spectrum emulator

SimplSockets is a lightweight, high performance, powerful .NET socket wrapper that makes communication via Sockets easy and efficient. It is a spinoff of the Dache distributed caching project.