Free
Playwright
Open SourceE2E & Browser · Testing
Reliable end-to-end testing for modern web apps by Microsoft.
e2ebrowserautomationtesting
Browse the complete directory — use filters to narrow down.
E2E & Browser · Testing
Reliable end-to-end testing for modern web apps by Microsoft.
Load & Performance · Testing
Classic Java-based load and performance testing tool.
Load & Performance · Testing
Modern load testing and smoke testing for APIs and microservices.
Accessibility · Testing
Industry-standard accessibility testing engine and browser tools.
E2E & Browser · Testing
Test on real browsers and devices in the cloud.
Visual Regression · Testing
Visual regression and UI review built by the Storybook team.
E2E & Browser · Testing
Developer-friendly browser-based E2E testing framework.
Mocks & Fakes · Testing
Generate massive amounts of realistic fake data for tests.
Load & Performance · Testing
Load testing with a powerful Scala-based DSL and great reporting.
Unit & Component · Testing
Delightful JavaScript testing framework with snapshots and mocks.
Mocks & Fakes · Testing
Get a full fake REST API from a JSON file in seconds.
Unit & Component · Testing
The standard testing framework for the JVM: annotation-driven unit tests for Java and Kotlin.
Load & Performance · Testing
Open-source load testing tool using JavaScript test scripts.
Load & Performance · Testing
Google's automated audits for performance, SEO, a11y and best practices.
Load & Performance · Testing
Scalable user load testing written in Python.
Unit & Component · Testing
Flexible Node.js test framework that pairs well with Chai.
Mocks & Fakes · Testing
Mock Service Worker: seamless API mocking for browser and Node tests.
Accessibility · Testing
Open-source command-line accessibility testing tools.
Load & Performance · Testing
Google's Core Web Vitals and page speed analysis service.
Visual Regression · Testing
Visual regression testing platform now part of BrowserStack.
E2E & Browser · Testing
Node.js library to control Chrome via the DevTools Protocol.
Unit & Component · Testing
The de-facto testing framework for Python: plain asserts, powerful fixtures and a rich plugin ecosystem.
E2E & Browser · Testing
The long-standing browser automation suite with broad language support.
Unit & Component · Testing
Throwaway Docker containers for reliable integration tests.