Elasticsearch.Net by: Elastic and contributors

Exposes all the Elasticsearch API endpoints but leaves you in control of building the request and response bodies. Comes with built in cluster failover/connection pooling support.

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, MSTest3, MSTest4, 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.

Gherkin by: Cucumber Ltd Gaspar Nagy

Cross-platform parser for the Gherkin language, used by Cucumber, SpecFlow and other Cucumber-based tools to parse feature files.

gherkin by: aslakhellesoy

A fast lexer and parser for the Gherkin language based on Ragel

Google.Protobuf by: Google Inc.

C# runtime library for Protocol Buffers - Google's data interchange format.

Humanizer by: Claire Novotny Mehdi Khalili

Humanizer meets all your .NET needs for manipulating and displaying strings, enums, dates, times, timespans, numbers and quantities

Humanizer.Core by: Claire Novotny Mehdi Khalili

Humanizer core package that contains the library and the neutral language (English) resources

Humanizer.Core.af by: Claire Novotny Mehdi Khalili

Humanizer Locale Afrikaans (af)

Humanizer.Core.ar by: Claire Novotny Mehdi Khalili

Humanizer Locale Arabic (ar)

Humanizer.Core.az by: Claire Novotny Mehdi Khalili

Humanizer Locale Azerbaijani (az)

Humanizer.Core.bg by: Claire Novotny Mehdi Khalili

Humanizer Locale Bulgarian (bg)

Humanizer.Core.bn by: Claire Novotny Mehdi Khalili

Humanizer Locale Bangla (Bangladesh) (bn)

Humanizer.Core.bn-BD by: Mehdi Khalili Claire Novotny

Humanizer Locale Bangla (Bangladesh) (bn-BD)

Humanizer.Core.ca by: Claire Novotny Mehdi Khalili

Humanizer Locale Catalan (ca)

Humanizer.Core.cs by: Claire Novotny Mehdi Khalili

Humanizer Locale Czech (cs)

Humanizer.Core.da by: Claire Novotny Mehdi Khalili

Humanizer Locale Danish (da)

Humanizer.Core.de by: Claire Novotny Mehdi Khalili

Humanizer Locale German (de)

Humanizer.Core.el by: Claire Novotny Mehdi Khalili

Humanizer Locale Greek (el)

Humanizer.Core.es by: Claire Novotny Mehdi Khalili

Humanizer Locale Spanish (es)

Humanizer.Core.fa by: Claire Novotny Mehdi Khalili

Humanizer Locale Persian (fa)

Humanizer.Core.fi by: Claire Novotny Mehdi Khalili

Humanizer Locale Finnish (Finland) (fi)