Smart Crawling
Automatically discovers and scans pages using sitemaps or link discovery. Configurable depth and page limits give you control over scan scope.
Automated Accessibility Testing Made Simple
Crawl, Test, and Ensure WCAG Compliance
CATS (Crawl and Test System) is a modern accessibility testing platform that helps developers, QA teams, and accessibility professionals ensure their websites meet WCAG standards through automated scanning and beautiful, actionable reports.
Why Choose CATS?
Powerful features to ensure your website is accessible to everyone
High Performance
Browser pooling and intelligent concurrency allow you to scan hundreds of pages quickly. Optimized for both local development and cloud deployments.
Beautiful Reports
Interactive HTML reports with detailed violation breakdowns, WCAG references, and actionable guidance to fix issues quickly.
WCAG Compliance
Comprehensive testing against WCAG 2.0, 2.1, and 2.2 standards. Support for Level A, AA, and AAA compliance requirements.
Real-time Monitoring
Track crawl progress in real-time with live job status updates. Queue management ensures efficient resource utilization.
Cloud Ready
Deploy to Google Cloud Run for production-grade scalability. Supports cloud storage integration for enterprise deployments.
How It Works
Configure Your Scan
Enter your website URL and choose your WCAG version and compliance level. Set crawl depth, page limits, and concurrency based on your needs.
Automated Scanning
CATS crawls your site, discovering pages through sitemaps or following links. Each page is tested using axe-core for comprehensive accessibility analysis.
Review Results
Access detailed reports showing violations, warnings, and passes. Each issue includes specific WCAG references and remediation guidance.
Fix and Re-test
Use the actionable insights to fix accessibility issues. Run new scans to verify fixes and track improvement over time.
Ready to Improve Your Website's Accessibility?
Start scanning your website today and ensure it's accessible to everyone.