axe DevTools
The most widely used automated accessibility testing engine, available in browsers and in CI.
Definition
An accessibility rules engine available as a browser extension, a testing library and a CI integration. Its findings have very low false positive rates, which is why it is the common baseline.
Craft convention. True because the industry converged on it. Breaking it costs familiarity, not correctness.
Good for
- Automated checks in development
- CI gating
- Quick page-level scanning
Watch out for
Automated testing detects a minority of WCAG issues. A clean report is a starting point, not a conformance claim.
Continue from here
Each link says what the connection is, so you can tell a principle from an alternative from a thing people mix this up with.
Often used with
These usually appear in the same screen or the same decision.
- WCAG in PracticeAccessibility
- UI to Accessibility AuditAI workflow
- Accessibility AuditWorkflow
Nearby in the Atlas
Adjacent territory, found through shared tags rather than a stated link.