.NET 5

MahApps.MetroMahApps/MahApps.Metro

A toolkit for creating modern, Metro-style WPF applications with minimal effort.

.NEXT Raftdotnet/dotNext

A high-performance .NET library suite for low-allocation scenarios like microservices, distributed systems, and database engines.

DocXxceedsoftware/DocX

A .NET library for creating and modifying Microsoft Word (.docx) files without requiring Microsoft Office.

mockhttprichardszalay/mockhttp

A testing layer for Microsoft's HttpClient library that creates canned responses using a fluent API.

StrongInjectYairHalberstadt/stronginject

A compile-time checked dependency injection container for C# using Roslyn source generators.

friflo ECSfriflo/Friflo.Engine.ECS

A high-performance, fully managed C# Entity Component System library focused on simplicity, reliability, and developer experience.

FluentStoragerobinrodricks/FluentStorage

A polycloud .NET library providing a unified API for blob storage and messaging across AWS, Azure, GCP, FTP, and other providers.

UnlockECUjglim/UnlockECU

A free, open-source tool for reverse-engineering and generating ECU seed-key pairs to unlock automotive electronic control units.

Majorsoft Blazor Componentsmajorimi/blazor-components

A modern collection of UI components and extensions for Blazor applications, built on .NET 5 with CSS/JS isolation.

JsonSrcGentrampster/JsonSrcGen

A high-performance JSON serialization library for .NET 5+ using C# source generators.

DnetIndexedDbamuste/DnetIndexedDb

A Blazor library for working with the IndexedDB DOM API, enabling client-side data storage and querying in .NET web applications.

Board Gamesalexyakunin/BoardGames

A real-time multiplayer board games web app built with Stl.Fusion and Blazor, demonstrating low-cost real-time state synchronization.

CoreCodeCampshawnwildermuth/CoreCodeCamp

An open-source website platform for organizing and managing small, local development events like code camps.

BlazorIntersectionObserverljbc1994/BlazorIntersectionObserver

A comprehensive Intersection Observer API wrapper for Blazor applications, enabling performant element visibility detection.

Plasticsang-hyeon/Plastic

A .NET source generator that encapsulates domain and business logic using the Command pattern for flexible application architecture.

ant-design-blazorElderJames/ant-design-blazor

A set of enterprise-class UI components for Blazor based on Ant Design.