---
title: "Fluent Assertions"
layout: splash
date: 2016-03-23T11:48:41-04:00
header:
  overlay_color: "#373737"
  overlay_filter: "0.7"
  overlay_image: "/assets/images/fluent_assertions_large_horizontal.svg"
  cta_label: "Get 5.9.0 now!"
  cta_url: "/releases/#590"
  caption: "Logo by [**IUserName**](https://github.com/IUsername) <br/>Icons  by [**Zlatko Najdenovski**](https://www.flaticon.com/authors/zlatko-najdenovski) from [Flaticon](https://www.flaticon.com/)"
excerpt: '_"With Fluent Assertions, the assertions look beautiful, natural and, most importantly, extremely readable"_ - [Girish](https://twitter.com/girishracharya) 
 <br />
![](https://img.shields.io/nuget/dt/FluentAssertions.svg?style=for-the-badge)
[![](https://img.shields.io/github/release/fluentassertions/fluentassertions.svg?style=for-the-badge&label=Latest)](https://github.com/fluentassertions/fluentassertions/releases/latest)
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'
intro:
  - excerpt: '
     [Follow <i class="fab fa-twitter"></i> @ddoomen](https://twitter.com/ddoomen){: .btn .btn--twitter}
     [Follow <i class="fab fa-twitter"></i> @jnyrup](https://twitter.com/jnyrup){: .btn .btn--twitter}
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     [<i class="fas fa-money-check"></i> Wire Us](mailto:dennis.doomen@avivasolutions.nl?subject=Support%20Fluent%20Assertions){: .btn .btn--rabobank}
     <br/>
     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. Targets .NET Framework 4.5 and 4.7, as well as .NET Core 2.0, .NET Core 2.1, .NET Core 3.0, .NET Standard 1.3, 1.6 2.0 and 2.1.'
feature_row:
  - title: "Intention-Revealing Unit Tests"
    image_path: /assets/images/binoculars.svg
    excerpt: "Write assertions that keep you and your fellow developers out of the debugger hell and clearly communicate what they are trying to accomplish."
    btn_label: "Read More"
    btn_class: "btn--primary"
    url: "/introduction"
  - title: "Comprehensive Documentation"
    image_path: /assets/images/book.svg
    excerpt: "Extensive documentation to help you understand the power of the assertions and learn finding the sweet spot of well-written unit tests."
    url: "/introduction"
    btn_label: "Read More"
    btn_class: "btn--primary"
  - title: "Highly <br/> Extensible"
    image_path: /assets/images/jigsaws.svg
    excerpt: "Many documented extension points and overridable behavior that provides enough flexibility for even the most critical developer."
    url: "/extensibility"
    btn_label: "Read More"
    btn_class: "btn--primary"
feature_row2:
  - title: "Feature Complete"
    image_path: /assets/images/checklist.svg
    excerpt: '
Targets .NET 4.5, .NET 4.7, .NET Core 2.0, .Net Core  2.1, .NET Standard 1.3, 1.6, 2.0 and 2.1 and is compatible with .NET Core 3.0.
Supports MSTest, xUnit, NUnit, Gallio, MBUnit, MSpec and NSpec.
'
  - title: "Great Support"
    image_path: /assets/images/customer-service.svg
    excerpt: '
    Use [<i class="fab fa-stack-overflow"/> StackOverflow](https://stackoverflow.com/questions/tagged/fluent-assertions?mixed=1) for general questions, 

    go on [<i class="fab fa-slack"/> Slack](https://fluentassertionsslack.herokuapp.com/) to contact the team directly, or

    visit [<i class="fab fa-github"/> Github](https://github.com/fluentassertions/fluentassertions/issues) for issues & feature requests.

    '
  - title: "Passionate Team"
    image_path: /assets/images/vote.svg
    excerpt: '
    Originally authored by  
    [Dennis Doomen](https://github.com/dennisdoomen), but 
    [Jonas Nyrup](https://github.com/jnyrup) has joined since then. Notable contributions by 
    [Artur Krajewski](https://github.com/krajek) and [David Omid](https://github.com/davidomid).
    '
feature_row3:
  - title: "Powered By"
    image_path: /assets/images/gift.svg
    excerpt: '
    This project is made possible by
    <a href="https://www.jetbrains.com/rider/"><img src="/assets/images/jetbrainsrider.svg" style="width:150px"/></a> and 
    <a href="https://www.semanticmerge.com/"><img src="/assets/images/semantic-merge.png" style="width:150px"/></a>, 
    as well as the support by Patreon [Michaël Hompus](https://hompus.nl/)
    '
  - title: "Community Extensions"
    image_path: /assets/images/community.svg
    excerpt: 'Broad community support with extensions for 
    [Json .NET](https://github.com/fluentassertions/fluentassertions.json), 
    [Ninject](https://github.com/kevinkuszyk/FluentAssertions.Ioc.Ninject), 
    [Autofac](https://github.com/awesome-inc/FluentAssertions.Autofac), 
    [ASP.NET MVC](https://github.com/CaseyBurns/FluentAssertions.MVC),
    [ASP.NET Core MVC](https://github.com/fluentassertions/fluentassertions.aspnetcore.mvc) and even Roslyn analyzers through 
    [FluentAssertions.Analyzers](https://github.com/fluentassertions/fluentassertions.analyzers)
    '
  - title: "What People Say"
    image_path: /assets/images/twitter.svg
    twitter: "true"
---

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