Asp Net Core GitHub Repositories (2026) · Open Source Tools

Sitko.Core is a set of libraries to help build .NET Core applications fast

Unofficial Tailwind CSS extension for IntelliSense, linting, sorting, and more to enhance the development experience in Visual Studio 2026 and 2022.

Rate limiting/throttling/circuit-breaking library for ASP.NET, Azure Functions and, in fact, any .NET app. Supports Redis and many other distributed counter stores.

A library for using FluentValidation with Blazor EditForm components. Provides seamless integration between FluentValidation and Blazor forms with support for real-time validation, nested objects, async validation, and rule sets.

.NET Assertions for HTTP APIs

Telegram bot that translates messages in groups

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

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

Umbraco is a free and open source .NET content management system helping you deliver delightful digital experiences.