1.microsoft / playwright
Playwright is a framework for Web Testing and Automation. It allows testing Chromium, Firefox and WebKit with a single API.
+560 stars
from 98,500 · score 6.33
Trending repositories
Ranked by Attention Score: stars gained over the last 7 complete days
36 repositories by Attention Score · Oct 27, 2026 – Nov 2, 2026 (UTC)
2.keploy / keploy
Open-source platform for creating safe, isolated production sandboxes for API, integration, and E2E testing.
+224 stars
from 18,750 · score 5.42
3.usebruno / bruno
Opensource IDE For Exploring and Testing API's (lightweight alternative to Postman/Insomnia)
+139 stars
from 47,841 · score 4.94
4.vitest-dev / vitest
Next generation testing framework powered by Vite.
+40 stars
from 17,284 · score 3.71
5.hoppscotch / hoppscotch
Open-Source API Development Ecosystem • https://hoppscotch.io • Offline, On-Prem & Cloud • Web, Desktop & CLI • Open-Source Alternative to Postman, Insomnia
+35 stars
from 80,682 · score 3.58
6.stryker-mutator / stryker-js
Mutation testing for JavaScript and friends
+33 stars
from 3,277 · score 3.53
7.Orange-OpenSource / hurl
Hurl, run and test HTTP requests with plain text.
+18 stars
from 19,275 · score 2.94
8.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! ⚡
+11 stars
from 1,199 · score 2.48
9.unionai-oss / pandera
A light-weight, flexible, and expressive statistical data testing library
+10 stars
from 4,497 · score 2.40
10.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.
+8 stars
from 1,278 · score 2.20
11.FlaUI / FlaUI
UI automation library for .Net
+7 stars
from 3,184 · score 2.08
12.bats-core / bats-core
Bash Automated Testing System
+6 stars
from 6,330 · score 1.95
13.wix / Detox
Gray box end-to-end testing and automation framework for mobile apps
+5 stars
from 12,046 · score 1.79
14.karatelabs / karate
Test Automation Made Simple
+5 stars
from 8,997 · score 1.79
15.SpectoLabs / hoverfly
Lightweight service virtualization/ API simulation / API mocking tool for developers and testers
+5 stars
from 2,528 · score 1.79
16.testdino-hq / playwright-skill
TestDino Playwright Skill: AI-powered guides for Playwright best practices, made by testdino.com.
+5 stars
from 402 · score 1.79
17.sebastianbergmann / phpunit
The PHP Unit Testing framework.
+4 stars
from 20,073 · score 1.61
18.goss-org / goss
Quick and Easy server testing/validation
+4 stars
from 5,996 · score 1.61
19.cweill / gotests
Automatically generate Go test boilerplate from your source code.
+3 stars
from 5,337 · score 1.39
20.alexei-led / pumba
Chaos testing, network emulation, and stress testing tool for containers
+3 stars
from 3,179 · score 1.39
21.GreenmaskIO / greenmask
Database anonymization and test data management
+3 stars
from 1,795 · score 1.39
22.Hakky54 / certificate-ripper
🔐 A CLI tool to extract server certificates
+3 stars
from 944 · score 1.39
23.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.
+3 stars
from 395 · score 1.39
24.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.
+2 stars
from 19,323 · score 1.10
25.nsubstitute / NSubstitute
A friendly substitute for .NET mocking libraries.
+2 stars
from 2,981 · score 1.10
26.mojoaxel / awesome-regression-testing
🕶️ A curated list of resources around the topic: visual regression testing
+2 stars
from 2,423 · score 1.10
27.kiwitcms / Kiwi
open source test management system with over 2 million downloads!
+2 stars
from 1,281 · score 1.10
28.grafana / awesome-k6
A curated list of awesome tools, content and projects using k6
+2 stars
from 781 · score 1.10
29.arch-go / arch-go
Architecture checks for Go projects
+2 stars
from 280 · score 1.10
30.mochajs / mocha
☕️ Classic, reliable, trusted test framework for Node.js and the browser
+1 stars
from 22,912 · score 0.69
31.stepci / stepci
Automated API Testing and Quality Assurance
+1 stars
from 1,872 · score 0.69
32.ashishb / adb-enhanced
🔪Swiss-army knife for Android testing and development 🔪 ⛺
+1 stars
from 1,398 · score 0.69
33.elixirs / faker
Faker is a pure Elixir library for generating fake data.
+1 stars
from 1,200 · score 0.69
34.lambdaisland / kaocha
Full featured next gen Clojure test runner
+1 stars
from 866 · score 0.69
35.KnapsackPro / knapsack
Knapsack splits tests evenly across parallel CI nodes to run fast CI build and save you time.
+1 stars
from 549 · score 0.69
36.xnbox / DeepfakeHTTP
DeepfakeHTTP is a web server that uses HTTP dumps as a source for responses.
+1 stars
from 523 · score 0.69