MongoDB.Libmongocrypt by: MongoDB Inc.

Libmongocrypt wrapper for the .NET driver.

Mono.Cecil by: Jb Evain

Cecil is a library written by Jb Evain to generate and inspect programs and libraries in the ECMA CIL format. It has full support for generics, and support some debugging symbol format. In simple English, with Cecil, you can load existing managed assemblies, browse all the contained types, modify them on the fly and save back to the disk the modified assembly.

Mono.Posix.NETStandard by: Microsoft

Provides functionality to access Posix/Unix features

Mono.TextTemplating by: mhutch

Open-source implementation of the T4 templating engine.

Moq by: Daniel Cazzulino kzu

Moq is the most popular and friendly mocking framework for .NET. Built from https://github.com/moq/moq4/tree/803ad5c99

MSBuild.Sdk.Extras by: Oren Novotny

Additional MSBuild targets and properties for SDK-style .NET projects.

MsgPack.Cli by: FUJIWARA Yusuke

MessagePack is fast, compact, and interoperable binary serialization format. This package provides MessagePack serialization/deserialization APIs. This pacakge also supports Mono, Xamarin, .NET Core and Unity.

MudBlazor by: Garderoben Henon and Contributors

Blazor Component Library based on Material Design principles with an emphasis on ease of use and extensibility

MySql.Data by: Oracle

ADO.Net driver for MySQL

MySqlConnector by: Bradley Grainger

A truly async MySQL ADO.NET provider, supporting MySQL Server, MariaDB, Percona Server, Amazon Aurora, Azure Database for MySQL and more.

Namotion.Reflection by: Namotion.Reflection

.NET library with advanced reflection APIs like XML documentation reading, Null Reference Types (C# 8) reflection and string based type checks.

ncalc by: Sebastien Ros

NCalc is a mathematical expressions evaluator in .NET. NCalc can parse any expression and evaluate the result, including static or dynamic parameters and custom functions.

NConsole by: Rico Suter

NConsole is a .NET library to parse command line arguments and execute commands.

NCrontab by: Atif Aziz

NCrontab is crontab for all .NET runtimes supported by .NET Standard 1.0. It provides parsing and formatting of crontab expressions as well as calculation of occurrences of time based on a schedule expressed in the crontab format.

Nerdbank.GitVersioning by: Andrew Arnott

Stamps your assemblies with semver 2.0 compliant git commit specific version information and provides NuGet versioning information as well.

Nerdbank.Streams by: Andrew Arnott

Streams for full duplex in-proc communication, wrap a WebSocket, etc.

NetBox by: Ivan Gavryliuk (@aloneguid)

Provides common simple helper functions to accelerate .NET development. Those vary by complexity and nature and include a lot of extension methods to calculate hashes (md5, crypto), string operations, short guids, string encoding, collection extensions, CSV support and many more.

NetLegacySupport.Action by: Microsoft

System.Action and System.Func for .NET Framework 2.0, 3.5. This is a backport from .NET Core.

NetLegacySupport.ConcurrentDictionary by: Microsoft

System.ConcurrentDictionary for .NET Framework 2.0, 3.5. This is a backport from .NET Core.

NetOfficeFw.Core by: Sebastian Lange Jozef Izso

NetOffice core library