Wave Webaim
Test web accessibility and verify WCAG compliance
AI Summary
WAVE is a suite of evaluation tools for testing web accessibility. It helps developers and content authors make their web content more accessible to people with disabilities by identifying WCAG errors and supporting human evaluation. Available as a web tool, browser extension and API.
✓ Pros
- + Free web and browser extension version available
- + Focus on real impact for end users rather than just technical errors
- + Supports both automated and manual evaluation
✗ Cons
- − Advanced features like API and AIM reports are paid
- − Partially requires human evaluation for complete accessibility testing
Use Cases
- → Check WCAG compliance of websites and web applications
- → Perform accessibility tests directly in the browser with the extension
- → Integrate automated accessibility tests into CI/CD pipelines
- → Create detailed accessibility reports for client projects
Who is it for?
Web developers, designers, accessibility experts and content managers who want to create and test accessible websites according to WCAG standards.
Tags
What is Wave Webaim?
WAVE (Web Accessibility Evaluation Tool) is a suite of evaluation tools developed by the WebAIM institute to show developers and content authors where their web pages fail people with disabilities. The tool makes accessibility problems visible directly on the page being tested, by overlaying icons and indicators rather than outputting a list of technical error codes. The focus is on what a barrier means for real users, not only on the formal WCAG violation behind it.
Core features
- Web tool: Enter a URL and WAVE checks the page publicly, with no installation required.
- Browser extension: Accessibility tests directly in the browser, including pages behind a login or in staging environments.
- WCAG error identification: Automatic detection of conformance violations against WCAG criteria, with contextual hints for manual follow-up assessment.
- API: Allows accessibility tests to be integrated into CI/CD pipelines for automated test runs.
- AIM Reports: Detailed reports for client projects that require documentation or compliance evidence (paid feature).
Who is Wave Webaim for?
Web developers use the extension to quickly check during development whether a component meets WCAG requirements. Content managers use the web tool to review published pages without any technical overhead. Accessibility specialists value the way WAVE distinguishes between errors that can be detected automatically and areas that require human judgment. Anyone who needs to document accessibility audits for clients will need the paid reporting features. Fully automating an audit is not possible in any case: certain WCAG criteria, such as whether alternative texts are actually meaningful, cannot be assessed conclusively by any tool.
Context & alternatives
WAVE belongs to the category of accessibility evaluation tools. Its main competitors include Axe (deque.com), which is also available as a browser extension and API and is widely used among developers, and Lighthouse, Google's audit tool built into Chrome DevTools. WAVE sets itself apart by marking issues visually on the page itself rather than listing them in a separate panel. For anyone who needs to explain findings to clients or non-technical stakeholders, this presentation gets to the point more quickly.
