Aspnet GitHub Repositories (2026) · Open Source Tools

A light-weight REST API development framework for ASP.NET 8 and newer.

Open-source web application framework for ASP.NET Core! Offers an opinionated architecture to build enterprise software solutions with best practices on top of the .NET. Provides the fundamental infrastructure, cross-cutting-concern implementations, startup templates, application modules, UI themes, tooling and documentation.

Documentation for ASP.NET Core

ASP.NET Boilerplate - Web Application Framework

Business Apps Made Simple with Asp.Net Core MVC / TypeScript

A modular, scalable and ultra-fast open-source all-in-one eCommerce platform built on ASP.NET Core 10

A framework for building JSON:API compliant REST APIs using ASP.NET and Entity Framework Core.

🌐 YAF.NET - C# ASP.NET Forum

PKMDS: Pokémon Save Editor for Web (no support for game hacks)

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

The Web Markup Minifier (abbreviated WebMarkupMin) - a .NET library that contains a set of markup minifiers. The objective of this project is to improve the performance of web applications by reducing the size of HTML, XHTML and XML code.

A home for your business logic in any .NET application.