AngleSharp by: AngleSharp

AngleSharp is the ultimate angle brackets parser library. It parses HTML5, CSS3, and XML to construct a DOM based on the official W3C specification.

AspNet.Security.OpenIdConnect.Primitives by: Kévin Chalet

OpenID Connect primitives for the OpenID Connect server middleware.

AutoMapper by: Jimmy Bogard

A convention-based object-object mapper.

BouncyCastle by: Bouncy Castle Project Contributors

The Bouncy Castle Crypto package is a C# implementation of cryptographic algorithms and protocols, it was developed by the Legion of the Bouncy Castle, a registered Australian Charity, with a little help! The Legion, and the latest goings on with this package, can be found at [http://www.bouncycastle.org](http://www.bouncycastle.org). In addition to providing basic cryptography algorithms, the package also provides support for CMS, TSP, X.509 certificate generation and a variety of other standards such as OpenPGP.

BouncyCastle.NetCore by: BouncyCastle

a BouncyCastle redist package include .Net Framework and .Net Core/ Standard support

Braintree by: Braintree

* Add validation error for verifications with sub-merchants * Expose credit card product ID * Add currency iso code * Update ValidationErrors.DeepAll() to be virtual

Common.Logging by: Aleksandar Seovic Mark Pollack Erich Eichinger Stephen Bohlen

Common.Logging library introduces a simple abstraction to allow you to select a specific logging implementation at runtime.

Common.Logging.Core by: Aleksandar Seovic Mark Pollack Erich Eichinger Stephen Bohlen

Common.Logging.Core contains the portable (PCL) implementation of the Common.Logging low-level abstractions common to all other Common.Logging packages.

CoreCompat.System.Drawing by: CoreCompat.System.Drawing

CoreCompat.System.Drawing

coverlet.collector by: tonerdo

Coverlet is a cross platform code coverage library for .NET, with support for line, branch and method coverage.

CsvHelper by: Josh Close

A library for reading and writing CSV files. Extremely fast, flexible, and easy to use. Supports reading and writing of custom class objects.

Dapper by: Sam Saffron Marc Gravell Nick Craver

A high performance Micro-ORM supporting SQL Server, MySQL, Sqlite, SqlCE, Firebird etc..

DevDefined.OAuth by: Alex Henderson

The DevDefined.OAuth project is a library for creating both OAuth consumers and providers on the .Net Framework. It currently targets the .Net Framework 3.5 and above, and is written in C#.

DnsClient by: MichaCo

DnsClient.NET is a simple yet very powerful and high performance open source library for the .NET Framework to do DNS lookups

DotLiquid by: Tim Jones Alessandro Petrelli

DotLiquid is a templating system ported to the .NET framework from Ruby’s Liquid Markup.

DotNetCore.NPOI by: NCC Savorboard

A .NET library for reading and writing Microsoft Office binary and OOXML file formats.

Elasticsearch.Net by: Elastic and contributors

Elasticsearch.Net

Flurl by: Todd Menier

A fluent, portable URL builder. To make HTTP calls off the fluent chain, check out Flurl.Http.

Flurl.Http by: Todd Menier

A fluent, portable, testable HTTP client library.

Fractions by: Daniel Mueller

The fraction data type consists of two BigInteger values for numerator and denominator. It implements various operations (addition, subtraction, multiplication, division and remainder) with operator overloads.