OGlossary
Overlay
Accessibility Overlay Widget
An overlay is a JavaScript accessibility widget that applies changes on top of a page without modifying the actual HTML. Products: AccessiBe, UserWay, EqualWeb. Criticism: overlayfactsheet.com (700+ signatories), NFB statement, FTC AccessiBe $1M fine. Alternative: DNS-proxy approach (InclusiveWeb) that actually fixes HTML before delivery to the visitor.
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WCAG 2.1/2.2 AA
EAA 2025 Ready
ДСТУ EN 301 549