chai automation testing framework index.

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Chai is a BDD / TDD assertion library for node and the browser that can be delightfully paired with any javascript testing framework. Chai is an assertion library, similar to Node's built-in assert

Support and updates

  • chai has 7620 stars, 698 forks.
  • It has 2 major releases in the past 6 months.
  • It has 0 commits and there are 12 open pull requests.
  • It has 85 open issues and 804 have been closed.

Code statistics

  • chai has 199 methods.

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.

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chai is lincensed under the MIT License

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chai can be downloaded from it’s GitHub repository -

Method index


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Other similar frameworks


Framework helping test angular apps by mocking components, pipes, services etc

Appium Xcuitest Driver

Appium XCUITest Driver is a combined solution, which allows to perform automated black-box testing of iOS and tvOS native applications and WebKit web views.


RedwoodHQ is a free Open Source test automation framework that allows multiple users to develop automation code


Testcafe is a Node.js tool to automate end-to-end web testing. Write tests in JS or TS, run them and view results. TestCafe runs on Windows, MacOS, and Linux.


Nightwatch is a complete and integrated solution for end-to-end testing of web applications. It can also be used for Node.js unit and integration testing.

Frameworks to try


Mockery is a simple yet flexible PHP mock object framework for use in unit testing with PHPUnit, PHPSpec or any other testing framework.


Playwright is a framework for Web Testing and Automation. It allows testing Chromium, Firefox and WebKit with a single API that is capable, reliable and fast.


JGiven is a developer-friendly and pragmatic BDD tool for Java. JGiven generates reports that are readable by domain experts using fluent, domain-specific API.


Run and manage integration tests efficiently using Venom executors and assertions


Selenoid is a powerful implementation of Selenium hub using Docker containers to launch browsers

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