Libuv by: Libuv

Multi-platform support library with a focus on asynchronous I/O.

Lucene.Net by: The Apache Software Foundation

Lucene.Net is a full-text search engine library capable of advanced text analysis, indexing, and searching. It can be used to easily add search capabilities to applications. Lucene.Net is a C# port of the popular Java Lucene search engine framework from The Apache Software Foundation, targeted at .NET Framework and .NET Core users.

MahApps.Metro by: Jan Karger Bastian Schmidt Dennis Daume Brendan Forster Alex Mitchell Paul Jenkins Jake Ginnivan

The goal of MahApps.Metro is to allow devs to quickly and easily cobble together a 'Modern' UI for their WPF apps (.Net 4.6.2 and later), with minimal effort.

ManagedEsent by: martinc

ManagedEsent provides managed access to ESENT, the embeddable database engine native to Windows. ManagedEsent uses the esent.dll that is part of Microsoft Windows so there are no extra unmanaged binaries to download and install.

MaterialDesignThemes by: James Willock

ResourceDictionary instances containing Material Design templates and styles for WPF controls in .NET.

MathNet.Numerics by: Marcus Cuda Christoph Ruegg Jurgen Van Gael

Math.NET Numerics is the numerical foundation of the Math.NET project, aiming to provide methods and algorithms for numerical computations in science, engineering and every day use. Numerics is the result of merging dnAnalytics with Math.NET Iridium and is intended to replace both. Also includes a portable build supporting .Net 4 and higher, SL5, WP8 and .NET for Windows Store apps.

Mediator.SourceGenerator by: Martin Othamar

A high performance .NET Mediator pattern implemenation using source generation.

MediatR by: Jimmy Bogard

Simple, unambitious mediator implementation in .NET

MessagePack by: neuecc

Extremely Fast MessagePack(MsgPack) Serializer for C#(.NET, .NET Core, Unity, Xamarin).

MessagePackAnalyzer by: neuecc aarnott

Analyzers and source generator for MessagePack for C#. Verify rules for [MessagePackObject] and code fix for [Key]. A roslyn source generator for AOT or faster startup of applications that use the MessagePack nuget package.

Meziantou.Analyzer by: meziantou

A powerful C# Roslyn analyzer that uses static analysis to detect bugs, surface security issues, and enforce best practices—helping developers and AI write more reliable code.

Microsoft.ApplicationInsights.Agent.Intercept by: Microsoft

This NuGet enables Interception of method calls

Microsoft.ApplicationInsights.DependencyCollector by: Microsoft

Application Insights Dependency Collector for .NET applications. This is a dependent package for Application Insights platform specific packages and provides automatic collection of dependency telemetry. Please install the platform specific packages directly for the best experience. Privacy statement: https://go.microsoft.com/fwlink/?LinkId=512156

Microsoft.ApplicationInsights.PerfCounterCollector by: Microsoft

Application Insights Performance Counters Collector allows you to send data collected by Performance Counters to Application Insights. Privacy statement: https://go.microsoft.com/fwlink/?LinkId=512156

Microsoft.ApplicationInsights.WindowsServer by: Microsoft

Application Insights Windows Server nuget package provides automatic collection of application insights telemetry for .NET applications. This package can be used as a dependent package for Application Insights platform specific packages or as a standalone package for .NET applications that are not covered by platform specific packages (like for .NET worker roles). Privacy statement: https://go.microsoft.com/fwlink/?LinkId=512156

Microsoft.ApplicationInsights.WindowsServer.TelemetryChannel by: Microsoft

This nuget provides a telemetry channel to Application Insights Windows Server SDK that will preserve telemetry in offline scenarios. This is a dependent package, for the best experience please install the platform specific package. Privacy statement: https://go.microsoft.com/fwlink/?LinkId=512156

Microsoft.AspNet.Antiforgery by: Microsoft

An antiforgery system for ASP.NET designed to generate and validate tokens to prevent Cross-Site Request Forgery attacks.

Microsoft.AspNet.Authentication by: Microsoft

ASP.NET 5 common types used by the various authentication middleware.

Microsoft.AspNet.Authentication.OAuth by: Microsoft

ASP.NET 5 middleware that enables an application to support any standard OAuth 2.0 authentication workflow.

Microsoft.AspNet.Authorization by: Microsoft

ASP.NET 5 authorization classes.