Packagist
infection/infection
PHP Mutation Testing library
BSD-3-ClauseSep 5, 2026 · metrics 2.10.0
All tags
Catalogue tag
#unit-testing
Every repository in the public record carrying this tag — from its GitHub topics or the keywords its package registries publish. Health is measured under the same versioned methodology as the rest of the record.
64 records
PyPI
pytest-dev/pytest
The pytest framework makes it easy to write small tests, yet scales to support complex functional testing
MITAug 27, 2026 · metrics 2.10.0
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microsoft/vstest
Visual Studio Test Platform is the runner and engine that powers test explorer and vstest.console.
MITJul 16, 2026 · metrics 2.10.0
NuGet · npm · RubyGems
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.
Custom licenseAug 22, 2026 · metrics 2.10.0
npm
dubzzz/fast-check
Property based testing framework for JavaScript (like QuickCheck) written in TypeScript
MITAug 12, 2026 · metrics 2.10.0
Maven
robolectric/robolectric
Android Unit Testing Framework
Custom licenseAug 28, 2026 · metrics 2.10.0
npm
sinonjs/sinon
Test spies, stubs and mocks for JavaScript.
Custom licenseAug 15, 2026 · metrics 2.10.0
PyPI
pytest-dev/pyfakefs
Provides a fake file system that mocks the Python file system modules.
Apache-2.0Aug 27, 2026 · metrics 2.10.0
Maven
stryker-mutator/stryker4s
Mutation testing for Scala
Apache-2.0Jul 21, 2026 · metrics 2.10.0
npm
MCPJam/inspector
Testing and evaluation platform to chat, inspect, and debug MCP servers, MCP apps, and ChatGPT apps.
Custom licenseJul 18, 2026 · metrics 2.10.0
RubyGems
ThrowTheSwitch/Ceedling
Unit testing and build system for C projects
MITJul 23, 2026 · metrics 2.10.0
npm · NuGet · RubyGems
AwesomeAssertions/AwesomeAssertions
A fork of FluentAssertions controlled by the community.
Apache-2.0Jul 16, 2026 · metrics 2.10.0
NuGet
nsubstitute/NSubstitute
A friendly substitute for .NET mocking libraries.
Custom licenseJul 22, 2026 · metrics 2.10.0
NuGet
xunit/xunit
xUnit.net is a free, open source, community-focused unit testing tool for .NET.
Custom licenseAug 28, 2026 · metrics 2.10.0
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ThrowTheSwitch/Unity
Simple unit testing for C
MITAug 28, 2026 · metrics 2.10.0
npm
thisisagile/easy
Straightforward library for building domain-driven microservice architectures, implementing a simple evolutionary architecture.
MITJul 21, 2026 · metrics 2.10.0
Go
vladopajic/go-test-coverage
go-test-coverage is a tool designed to report issues when test coverage falls below a specified threshold
GPL-3.0Jul 27, 2026 · metrics 2.10.0
Packagist
10up/wp_mock
WordPress API Mocking Framework
Custom licenseAug 6, 2026 · metrics 2.10.0
NuGet
delegateas/XrmMockup
Engine which simulates your exact Dynamics 365/CRM instance locally including all of it's logic!
MITAug 5, 2026 · metrics 2.10.0
npm
ealush/vest
Vest ✅ Declarative validations framework
MITJul 19, 2026 · metrics 2.10.0
NuGet
atc-net/atc-test
A common library for writing tests using XUnit, AutoFixture, NSubstitute and AwesomeAssertions.
MITAug 24, 2026 · metrics 2.10.0
npm
danfry1/vitest-native
Test React Native with Vitest — against real React Native, or a fast mock. One plugin, zero config.
MITAug 5, 2026 · metrics 2.10.0
PyPI
platformio/platformio-core
Your Gateway to Embedded Software Development Excellence :alien:
Apache-2.0Aug 12, 2026 · metrics 2.10.0
PyPI
pytest-dev/pytest-localserver
pytest plugin to test server connections locally. This repository was migrated from Bitbucket.
MITJul 21, 2026 · metrics 2.10.0
Packagist
nette/tester
Tester: enjoyable unit testing in PHP with code coverage reporter. 🍏🍏🍎🍏
Custom licenseSep 5, 2026 · metrics 2.10.0
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Azure/umock-c
A pure C mocking library
MITJul 20, 2026 · metrics 2.10.0
Packagist
Yoast/PHPUnit-Polyfills
Set of polyfills for changed PHPUnit functionality to allow for creating PHPUnit cross-version compatible tests
BSD-3-ClauseAug 27, 2026 · metrics 2.10.0
NuGet
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.
MITJul 17, 2026 · metrics 2.10.0
npm
atomic-testing/atomic-testing
Atomic Testing solves the difficulty of maintaining UI tests for third‑party UI components by providing a consistent, reusable approach that adapts across multiple testing environments
MITJul 15, 2026 · metrics 2.10.0
NuGet
xunit/xunit.analyzers
Roslyn analyzers for xUnit.net (please open issues in https://github.com/xunit/xunit)
Custom licenseAug 22, 2026 · metrics 2.10.0