EnvDTE80 by: Microsoft

A member of the Visual Studio SDK

envdte80 by: Microsoft

A member of the Visual Studio SDK

EPPlus by: EPPlus Software AB

A spreadsheet library for .NET framework and .NET core

EPPlus.Interfaces by: EPPlus.Interfaces

Package Description

EPPlus.System.Drawing by: EPPlus.System.Drawing

Package Description

EventStore.Client by: Event Store Ltd

The legacy TCP client API for Event Store. Get the open source or commercial versions of Event Store server from https://eventstore.com/

EventStore.SDK by: MundiPagg

Package Description

ExcelNumberFormat by: ExcelNumberFormat developers

.NET library to parse ECMA-376 number format strings and format values like Excel and other spreadsheet softwares.

ExpressionTreeToString by: Zev Spitz

String representations of expression trees or expression tree parts - C#, Visual Basic, Expression factory method calls, DebugView

ExtentReports by: anshooarora

ExtentReports .Net Standard

Facebook by: Outercurve Foundation

The Facebook SDK for .NET helps developers build web, desktop, phone and Windows Store applications that integrate with Facebook.

FakeItEasy by: Patrik Hägne FakeItEasy contributors

It's faking amazing! The easy mocking library for .NET that works great in C# and VB.NET alike. No need to know the difference between a stub, a mock or a spy, everything's a fake! The easy to use, refactoring friendly API makes faking a breeze.

Faker.Net by: Ben Smith Ollie Riches Robin Michael

C# port of the Ruby Faker gem (http://faker.rubyforge.org/) and is used to easily generate fake data: names, addresses, phone numbers, etc.

Fare by: Nikos Baxevanis

.NET port of dk.brics.automaton - Project Fare is an effort to bring a DFA/NFA (finite-state automata) implementation from Java to .NET. There are quite a few implementations available in other languages today. This project aims to fill the gap in .NET.

FastExpressionCompiler.src by: Maksim Volkau

FastExpressionCompiler is 10-40x times faster than Expression.Compile()

FastMember by: Marc Gravell

In .NET reflection is slow... well, kinda slow. If you need access to the members of an arbitrary type, with the type and member-names known only at runtime - then it is frankly hard (especially for DLR types). This library makes such access easy and fast.

FastMember.Signed by: Marc Gravell

In .NET reflection is slow... well, kinda slow. If you need access to the members of an arbitrary type, with the type and member-names known only at runtime - then it is frankly hard (especially for DLR types). This library makes such access easy and fast.

FFMpegCore by: Malte Rosenbjerg Vlad Jerca Max Bagryantsev

A .NET Standard FFMpeg/FFProbe wrapper for easily integrating media analysis and conversion into your .NET applications

Figgle by: Drew Noakes

ASCII banner generation for .NET

FirebaseAdmin by: Google Inc.

Firebase Admin SDK enables server-side .NET developers to integrate Firebase into their services and applications.

FluentAssertions by: Dennis Doomen Jonas Nyrup Xceed

A very extensive set of extension methods that allow you to more naturally specify the expected outcome of a TDD or BDD-style unit tests. Works with .NET Standard 2.0 and higher, .NET Framework 4.7 and higher and .NET 6 and higher. Supports the unit test frameworks MSTest2, NUnit3, NUnit4, XUnit2, XUnit3, MSpec and TUnit. IMPORTANT: This version is free for open-source projects and non-commercial use, but commercial use requires [a paid license](https://xceed.com/products/unit-testing/fluent-assertions/). Check out the [license page](LICENSE) for more information.