EPPlus by: Jan Källman

A library to manage Excel spreadsheets, using OOXML.

ExcelNumberFormat by: ExcelNumberFormat developers

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

ExCSS by: Tyler Brinks

ExCSS is a CSS 3 parser for .NET. ExCSS makes it easy to read and parse stylesheets into a friendly object model with full LINQ support.

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.

FirebaseAuthentication.net by: Step Up Labs Inc.

Firebase authentication library. It can generate Firebase auth token based on given OAuth token (issued by Google, Facebook...). This Firebase token can then be used with REST queries against Firebase endpoints.

Fizzler by: Atif Aziz Colin Ramsay

Fizzler is a W3C Selectors parser and generic selector framework for document hierarchies.

FluentValidation by: Jeremy Skinner

A validation library for .NET that uses a fluent interface to construct strongly-typed validation rules.

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.

Fody by: The Fody Team

Extensible tool for weaving .net assemblies.

Gee.External.Capstone by: Ahmed Garhy (@9ee1)

Capstone.NET is an opinionated .NET Core and a .NET Framework binding for the Capstone disassembly framework. It is written in C#, supports Capstone 4, and has a friendly and simple type safe API that is ridiculously easy to learn and quick to pick up.

Google.Api.CommonProtos by: Google LLC

Common Protocol Buffer messages for Google APIs

Google.Api.Gax by: Google Inc.

Support classes for Google API client libraries

Google.Api.Gax.Grpc by: Google Inc.

Additional support classes for Google gRPC API client libraries

Google.Apis by: Google LLC

The Google APIs Client Library is a runtime client for working with Google services. The library supports service requests, media upload and download, etc. Supported Platforms: - .NET Framework 4.5+ - NetStandard1.3, providing .NET Core support

Google.Apis.Analytics.v3 by: Google LLC

Google APIs Client Library for working with Analytics v3. Supported Platforms: - .NET Framework 4.5+ - .NET Standard 1.3 and .NET Standard 2.0; providing .NET Core support. Incompatible platforms: - .NET Framework < 4.5 - Silverlight - UWP (will build, but is known not to work at runtime) - Xamarin - Windows 8 Apps - Windows Phone 8.1 - Windows Phone Silverlight 8.0 More documentation on the API is available at: https://developers.google.com/api-client-library/dotnet/apis/analytics/v3 The package source code is available at: https://github.com/google/google-api-dotnet-client/tree/master/Src/Generated

Google.Apis.Auth by: Google LLC

The Google APIs Client Library is a runtime client for working with Google services. This package includes auth components like user-credential, authorization code flow, etc. for making authenticated calls using the OAuth2 spec. Supported Platforms: - .NET Framework 4.5 - .NET Framework 4.6.1 - .Net Standard 1.3 - .Net Standard 2.0

Google.Apis.Core by: Google LLC

The Google APIs Core Library contains the Google APIs HTTP layer, JSON support, Data-store, logging and so on. Supported Platforms: - .NET Framework 4.5+ - NetStandard1.3, providing .NET Core support

Google.Apis.Drive.v3 by: Google LLC

Google APIs Client Library for working with Drive v3. Supported Platforms: - .NET Framework 4.5+ - .NET Standard 1.3 and .NET Standard 2.0; providing .NET Core support. Incompatible platforms: - .NET Framework < 4.5 - Silverlight - UWP (will build, but is known not to work at runtime) - Xamarin - Windows 8 Apps - Windows Phone 8.1 - Windows Phone Silverlight 8.0 More documentation on the API is available at: https://developers.google.com/api-client-library/dotnet/apis/drive/v3 The package source code is available at: https://github.com/google/google-api-dotnet-client/tree/master/Src/Generated