1.microsoft / playwright
Playwright is a framework for Web Testing and Automation. It allows testing Chromium, Firefox and WebKit with a single API.
+5,396 stars
from 93,664 · score 8.59
Trending repositories
Ranked by Attention Score: stars gained over the last 90 complete days
67 repositories by Attention Score · Aug 5, 2026 – Nov 2, 2026 (UTC)
2.usebruno / bruno
Opensource IDE For Exploring and Testing API's (lightweight alternative to Postman/Insomnia)
+2,091 stars
from 45,889 · score 7.65
3.hoppscotch / hoppscotch
Open-Source API Development Ecosystem • https://hoppscotch.io • Offline, On-Prem & Cloud • Web, Desktop & CLI • Open-Source Alternative to Postman, Insomnia
+1,031 stars
from 79,686 · score 6.94
4.keploy / keploy
Open-source platform for creating safe, isolated production sandboxes for API, integration, and E2E testing.
+903 stars
from 18,071 · score 6.81
5.vitest-dev / vitest
Next generation testing framework powered by Vite.
+477 stars
from 16,847 · score 6.17
6.stryker-mutator / stryker-js
Mutation testing for JavaScript and friends
+333 stars
from 2,977 · score 5.81
7.Orange-OpenSource / hurl
Hurl, run and test HTTP requests with plain text.
+222 stars
from 19,071 · score 5.41
8.bats-core / bats-core
Bash Automated Testing System
+163 stars
from 6,173 · score 5.10
9.FlaUI / FlaUI
UI automation library for .Net
+120 stars
from 3,071 · score 4.80
10.karatelabs / karate
Test Automation Made Simple
+112 stars
from 8,890 · score 4.73
11.test-zeus-ai / testzeus-hercules
Hercules is the world’s first open-source testing agent, enabling UI, API, Security, Accessibility, and Visual validations – all without code or maintenance. Automate testing effortlessly and let Hercules handle the heavy lifting! ⚡
+111 stars
from 1,099 · score 4.72
12.godot-gdunit-labs / gdUnit4
Embedded unit testing framework for Godot 4 supporting GDScript and C#. Features test-driven development, embedded test inspector, extensive assertions, mocking, scene testing.
+106 stars
from 1,180 · score 4.67
13.unionai-oss / pandera
A light-weight, flexible, and expressive statistical data testing library
+102 stars
from 4,405 · score 4.63
14.alexei-led / pumba
Chaos testing, network emulation, and stress testing tool for containers
+89 stars
from 3,093 · score 4.50
15.sebastianbergmann / phpunit
The PHP Unit Testing framework.
+76 stars
from 20,001 · score 4.34
16.wix / Detox
Gray box end-to-end testing and automation framework for mobile apps
+75 stars
from 11,976 · score 4.33
17.goss-org / goss
Quick and Easy server testing/validation
+72 stars
from 5,928 · score 4.29
18.GreenmaskIO / greenmask
Database anonymization and test data management
+69 stars
from 1,729 · score 4.25
19.mochajs / mocha
☕️ Classic, reliable, trusted test framework for Node.js and the browser
+67 stars
from 22,846 · score 4.22
20.testdino-hq / playwright-skill
TestDino Playwright Skill: AI-powered guides for Playwright best practices, made by testdino.com.
+67 stars
from 340 · score 4.22
21.ai-dashboad / flutter-skill
AI-powered E2E testing for 10 platforms. 253 MCP tools. Zero config. Works with Claude, Cursor, Windsurf, Copilot. Test Flutter, React Native, iOS, Android, Web, Electron, Tauri, KMP, .NET MAUI — all from natural language.
+62 stars
from 336 · score 4.14
22.kiwitcms / Kiwi
open source test management system with over 2 million downloads!
+60 stars
from 1,223 · score 4.11
23.probelabs / goreplay
GoReplay is an open-source tool for capturing and replaying live HTTP traffic into a test environment in order to continuously test your system with real data. It can be used to increase confidence in code deployments, configuration changes and infrastructure changes.
+49 stars
from 19,276 · score 3.91
24.mockito / mockito
Most popular Mocking framework for unit tests written in Java
+49 stars
from 15,403 · score 3.91
25.SpectoLabs / hoverfly
Lightweight service virtualization/ API simulation / API mocking tool for developers and testers
+33 stars
from 2,500 · score 3.53
26.cweill / gotests
Automatically generate Go test boilerplate from your source code.
+30 stars
from 5,310 · score 3.43
27.microsoft / testfx
This repository holds the source code of Microsoft.Testing.Platform (MTP), a lightweight alternative to VSTest, as well as MSTest adapter and framework.
+30 stars
from 1,027 · score 3.43
28.Hakky54 / certificate-ripper
🔐 A CLI tool to extract server certificates
+29 stars
from 918 · score 3.40
29.google / EarlGrey
:tea: iOS UI Automation Test Framework
+27 stars
from 5,673 · score 3.33
30.mojoaxel / awesome-regression-testing
🕶️ A curated list of resources around the topic: visual regression testing
+24 stars
from 2,401 · score 3.22
31.nsubstitute / NSubstitute
A friendly substitute for .NET mocking libraries.
+23 stars
from 2,960 · score 3.18
32.nut-tree / nut.js
Native UI testing / controlling with node
+20 stars
from 2,833 · score 3.04
33.ashishb / adb-enhanced
🔪Swiss-army knife for Android testing and development 🔪 ⛺
+19 stars
from 1,380 · score 3.00
34.stepci / stepci
Automated API Testing and Quality Assurance
+16 stars
from 1,857 · score 2.83
35.microsoft / playwright-pytest
Pytest plugin to write end-to-end browser tests with Playwright.
+16 stars
from 553 · score 2.83
36.arch-go / arch-go
Architecture checks for Go projects
+14 stars
from 268 · score 2.71
37.DevExpress / testcafe
A Node.js tool to automate end-to-end web testing.
+12 stars
from 9,882 · score 2.56
38.grafana / awesome-k6
A curated list of awesome tools, content and projects using k6
+12 stars
from 771 · score 2.56
39.lambdaisland / kaocha
Full featured next gen Clojure test runner
+9 stars
from 858 · score 2.30
40.getgauge / taiko
A node.js library for testing modern web applications
+7 stars
from 3,666 · score 2.08
41.mfridman / tparse
CLI tool for summarizing go test output. Pipe friendly. CI/CD friendly.
+7 stars
from 1,253 · score 2.08
42.vladopajic / go-test-coverage
go-test-coverage is a tool designed to report issues when test coverage falls below a specified threshold
+7 stars
from 235 · score 2.08
43.smartystreets / goconvey
Go testing in the browser. Integrates with `go test`. Write behavioral tests in Go.
+6 stars
from 8,390 · score 1.95
44.DatabaseCleaner / database_cleaner
Strategies for cleaning databases in Ruby. Can be used to ensure a clean state for testing.
+6 stars
from 2,960 · score 1.95
45.rubycdp / cuprite
Headless Chrome/Chromium driver for Capybara
+6 stars
from 1,392 · score 1.95
46.alphasoc / flightsim
A utility to safely generate malicious network traffic patterns and evaluate controls.
+6 stars
from 1,360 · score 1.95
47.elixirs / faker
Faker is a pure Elixir library for generating fake data.
+6 stars
from 1,195 · score 1.95
48.darklynx / request-baskets
HTTP requests collector to test webhooks, notifications, REST clients and more ...
+6 stars
from 425 · score 1.95
49.mocktools / go-smtp-mock
SMTP mock server written on Golang. Mimic any 📤 SMTP server behavior for your test environment with fake SMTP server.
+5 stars
from 165 · score 1.79
50.xnbox / DeepfakeHTTP
DeepfakeHTTP is a web server that uses HTTP dumps as a source for responses.
+4 stars
from 520 · score 1.61
51.Subito-it / SBTUITestTunnel
Enable network mocks and more in UI Tests
+4 stars
from 370 · score 1.61
52.newsuk / AyeSpy
A performant visual regression testing tool
+4 stars
from 218 · score 1.61
53.zuplo / mockbin
Mockbin by Zuplo. Mock, Test, and View HTTP Requests and Responses
+4 stars
from 139 · score 1.61
54.alexfernandez / loadtest
Runs a load test on the selected URL. Fast and easy to use. Can be integrated in your own workflow using the API.
+3 stars
from 2,627 · score 1.39
55.gemini-testing / geminiArchived
💀💀💀[DEPRECATED] Use hermione
+3 stars
from 1,504 · score 1.39
56.qiniu / goc
A Comprehensive Coverage Testing System for The Go Programming Language
+3 stars
from 870 · score 1.39
57.kznr02 / OpenTester
AI-Drived end-to-end test platform
+3 stars
from 26 · score 1.39
58.KnapsackPro / knapsack
Knapsack splits tests evenly across parallel CI nodes to run fast CI build and save you time.
+2 stars
from 548 · score 1.10
59.msmolyakov / paddle
Java framework to write tests for your dApps and other smart contracts on Waves blockchain
+2 stars
from 13 · score 1.10
60.serpro69 / kotlin-faker
Port of a popular ruby faker gem written in kotlin. Generate realistically looking fake data such as names, addresses, banking details, and many more, that can be used for testing and data anonymization purposes.
+1 stars
from 510 · score 0.69
61.trytouca / trytouca
Continuous Regression Testing for Engineering Teams
+1 stars
from 508 · score 0.69
62.appleboy / gofight
Testing API Handler written in Golang.
+1 stars
from 444 · score 0.69
63.TNG / junit-dataprovider
A TestNG like dataprovider runner for JUnit with many additional features
+1 stars
from 248 · score 0.69
64.zunit-zsh / zunit
A powerful testing framework for ZSH projects
+1 stars
from 225 · score 0.69
65.SpectoLabs / hoverfly-java
Java binding for Hoverfly
+1 stars
from 176 · score 0.69
66.mocktools / ruby-dns-mock
DNS mock server written on 💎 Ruby. Mimic any DNS records for your test environment with fake DNS server.
+1 stars
from 65 · score 0.69
67.jesusnoseq / request-inbox
The simplest way to test your APIs and webhooks
+1 stars
from 5 · score 0.69