1.stretchr / testify
A toolkit with common assertions and mocks that plays nicely with the standard library
+435 stars
from 25,805 · score 6.08
Trending repositories
Ranked by Attention Score: stars gained over the last 180 complete days
16 repositories by Attention Score · May 7, 2026 – Nov 2, 2026 (UTC)
2.karatelabs / karate
Test Automation Made Simple
+201 stars
from 8,801 · score 5.31
3.unionai-oss / pandera
A light-weight, flexible, and expressive statistical data testing library
+201 stars
from 4,306 · score 5.31
4.pester / Pester
Pester is the ubiquitous test and mock framework for PowerShell.
+113 stars
from 3,259 · score 4.74
5.forwardemail / supertest
🕷 Super-agent driven library for testing node.js HTTP servers using a fluent API. Maintained for @forwardemail, @ladjs, @spamscanner, @breejs, @cabinjs, and @lassjs.
+111 stars
from 14,297 · score 4.72
6.chaijs / chai
BDD / TDD assertion framework for node.js and the browser that can be paired with any testing framework.
+34 stars
from 8,230 · score 3.56
7.fluentassertions / fluentassertions
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 4.7, as well as .NET Core 2.1, .NET Core 3.0, .NET 6, .NET Standard 2.0 and 2.1. Supports the unit test frameworks MSTest2, NUnit3, XUnit2, MSpec, and NSpec3.
+29 stars
from 3,784 · score 3.40
8.AutoFixture / AutoFixture
AutoFixture is an open source library for .NET designed to minimize the 'Arrange' phase of your unit tests in order to maximize maintainability. Its primary goal is to allow developers to focus on what is being tested rather than how to setup the test scenario, by making it easier to create object graphs containing test data.
+27 stars
from 3,510 · score 3.33
9.enzymejs / enzyme
JavaScript Testing utilities for React
+26 stars
from 19,776 · score 3.30
10.sindresorhus / is
Type check values
+25 stars
from 1,774 · score 3.26
11.jeremy-rifkin / libassert
The most over-engineered C++ assertion library
+24 stars
from 707 · score 3.22
12.gavv / httpexpect
End-to-end HTTP and REST API testing for Go.
+17 stars
from 2,706 · score 2.89
13.authorjapps / zerocode
zerocode-tdd is a community-developed, free, open-source, outcome-driven automated testing framework for Data Pipelines, ETL, REST API, Kafka(Data Streams), Databases and Load scenarios. all defined in simple JSON or YAML — with zero coding.
+17 stars
from 999 · score 2.89
14.robstoll / atrium
A multiplatform expectation library for Kotlin
+9 stars
from 623 · score 2.30
15.nette / tester
Tester: enjoyable unit testing in PHP with code coverage reporter. 🍏🍏🍎🍏
+5 stars
from 480 · score 1.79
16.zunit-zsh / zunit
A powerful testing framework for ZSH projects
+4 stars
from 222 · score 1.61