ASP.NET Core is a cross-platform .NET framework for building modern cloud-based web applications on Windows, Mac, or Linux.

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

Polly is a .NET resilience and transient-fault-handling library that allows developers to express policies such as Retry, Circuit Breaker, Timeout, Bulkhead Isolation, and Fallback in a fluent and …

Documentation for ASP.NET Core

Practical samples of ASP.NET Core 10 RC 2, 9, 8.0, 7.0, 6.0, 5.0, 3.1, 2.2, and 2.1,projects you can use. Readme contains explanations on all projects.

A .NET workflows library

Lightweight workflow engine for .NET Standard

Aspire is the tool for code-first, extensible, observable dev and deploy.

A source code analyzer built for surfacing features of interest and other characteristics to answer the question 'What's in the code?' quickly using static analysis with a json based rules engine. …

Command line parsing, invocation, and rendering of terminal output.

The OpenTelemetry .NET Client

Provides a set of libraries which add service API versioning to ASP.NET Web API, OData with ASP.NET Web API, and ASP.NET Core.

A simple but effective mini-profiler for ASP.NET (and Core) websites

OAuth 2.0 social authentication providers for ASP.NET Core

Apache Lucene.NET

Entity Framework Plus extends your DbContext with must-haves features: Include Filter, Auditing, Caching, Query Future, Batch Delete, Batch Update, and more

Main repository for the Core WCF project

Repo for ASP.NET experiments that are not ready for a production release

WF runtime ported to work on .NET 6

High performance, low level networking APIs for building custom servers and clients.

Set of roslyn-based analyzers for catching common C# errors (inspired by Google's error-prone)

The Microsoft.VisualStudio.Threading is a xplat library that provides many threading and synchronization primitives used in Visual Studio and other applications.

OData Web API: A server library built upon ODataLib and WebApi

Small package to allow adding security headers to ASP.NET Core websites

A library for running isolated .NET runtimes inside .NET

Retro hardware libraries in .NET Core with an Angular front end

Simple library that allows one to host dot net core application as windows services. Perfect solution to power micro-services architecture.

C# library to serialize LINQ expressions

OAuth providers for Owin