CodeceptJS

CodeceptJS is an open-source, full-featured End-to-End (E2E) testing framework for Node.js, designed to make acceptance tests human-readable and maintainable. It currently offers a stable version 3.7.8, with version 4.x actively under development as Release Candidates, indicating a continuous release cadence with frequent updates and significant upcoming changes. A key differentiator is its synchronous test syntax, which allows test scenarios to be written linearly without explicit handling of promises or async/await, greatly simplifying test authoring from a user's perspective. It abstracts away the underlying browser automation drivers, supporting various helpers like Playwright, Puppeteer, WebDriver, TestCafe, and Appium, enabling testers to choose their preferred backend while keeping test scripts consistent. This framework focuses on behavioral-driven development (BDD) by providing a natural language API via the `I` object (or `actor`), making tests accessible even to non-technical stakeholders.