About this site
a11ybot publishes plain-language accessibility guidance cross-referenced to the authoritative standards documents. Every page cites its sources. If you find an error or a gap in coverage, let us know.
WCAG 2.2 · Section 508 · EN 301 549 · EAA
Web accessibility, explained
A reference for web accessibility standards. Plain-language guides to WCAG 2.2, Section 508, EN 301 549, and the European Accessibility Act -- each paired with real code examples and step-by-step remediation.
86 success criteria
4 major standards
Every page cites its sources
Updated 2026
What you'll find here
WCAG 2.2 criteria
All 86 success criteria explained in plain language, with good and bad code examples, level indicators (A / AA / AAA), and step-by-step remediation guidance.
Browse WCAG criteria →International standards
Coverage of EN 301 549 (the European ICT standard), the European Accessibility Act, and country-level frameworks for France, Germany, and Italy.
Explore EN 301 549 →Compliance news
Regulatory updates, deadline analysis, enforcement activity, and standards changes -- written for the practitioners who have to implement them.
Read recent news →