Pa11y CI

Pa11y CI is an accessibility testing tool built upon the core Pa11y library, specifically engineered for integration into Continuous Integration (CI) workflows. It facilitates automated auditing of web applications against WCAG standards by scanning a defined list of URLs or a sitemap. The current stable version is `4.1.0`, actively maintained with updates often synchronizing with its upstream dependencies like Pa11y and Puppeteer. Its key differentiators include its robust command-line interface, making it ideal for CI environments, and its flexible configuration system that supports both JSON and JavaScript files. This allows for fine-grained control over testing parameters, including parallel execution, browser contexts, and specific Pa11y options per URL, enabling comprehensive and efficient accessibility validation. It leverages a headless Chromium browser to perform accurate, real-world accessibility checks.