Net Core GitHub Repositories (2026) · Open Source Tools

Telegram bot that translates messages in groups

A modular, extensible 2D game framework for .NET.

Result pattern for .NET that replaces exceptions with type-safe return values. Features railway-oriented programming, ASP.NET Core integration, RFC 7807 Problem Details, and built-in pagination. Designed for production systems requiring explicit error handling without the overhead of throwing exceptions.

Blazor UI components you own: headless primitives + styled components delivered as source by a dotnet tool. Tailwind CSS v4, 8 skins, 16 palettes, RTL and WCAG AA out of the box.

A companion toolkit for the standard toolkit.

A .NET library to render PDF files into images.

.NET Components for Externalized Configuration, Database Connectors, Service Discovery, Logging and Distributed Tracing, Application Management, Security, and more.

Passkeys, FIDO2 and WebAuthn .NET library.

Fast, cross-platform and reliable multipart downloader with asynchronous progress events for .NET applications.

Enterprise-grade feature flag platform that you can self-host. Get started - free.

.NET for Apache® Spark™ makes Apache Spark™ easily accessible to .NET developers.

Orchard Core is an open-source modular and multi-tenant application framework built with ASP.NET Core, and a content management system (CMS) built on top of that framework.

ASP.NET Boilerplate - Web Application Framework

EF Core is a modern object-database mapper for .NET. It supports LINQ queries, change tracking, updates, and schema migrations.