WebdriverIO

WebdriverIO is a progressive automation framework for Node.js that streamlines end-to-end testing for web and mobile applications using the WebDriver and Appium protocols.

This open source framework automates modern web and mobile applications through a single, unified API. It supports the W3C WebDriver protocol for desktop browsers (Chrome, Firefox, Safari) and Appium for native mobile testing on iOS and Android. Integration is seamless: the @wdio/cli tool bootstraps projects in minutes, connecting directly to test runners like Mocha or Jasmine. Users benefit from built-in smart selectors and automatic waiting logic that eliminates common synchronization errors. Whether running locally or scaling via cloud providers (Sauce Labs, BrowserStack), WebdriverIO maintains a lean, extensible architecture optimized for high-velocity CI/CD environments.

https://webdriver.io/