Accessibility

Rules for ARIA and accessibility best practices.

Rule	Default	Description
aria-attr-conflicts	error	Detect conflicting ARIA and native HTML attributes
aria-attr-valid-values	warning	Validate ARIA attribute values
aria-hidden-focusable	error	Detect aria-hidden on focusable elements
aria-naming-prohibited	error	Detect aria-label on naming-prohibited elements
aria-role-conflicts	warning	Detect conflicts between explicit and implicit role
empty-heading	warning	Detect empty heading elements
fieldset-has-legend	warning	Require legend in fieldset
label-has-control	error	Detect label without associated control
landmark-roles	warning	Detect nested landmark roles
media-has-captions	warning	Require captions/subtitles track on video
neighbor-popovers	off	Detect non-adjacent popover triggers and targets
no-abstract-role	error	Detect abstract ARIA roles
no-ambiguous-navigable-target-names	warning	Detect invalid target name keywords
no-aria-hidden-body	error	Detect aria-hidden on body element
no-consecutive-br	warning	Detect consecutive br elements
no-duplicate-landmark	warning	Require aria-label on duplicate landmarks
no-dup-class	warning	Detect duplicate class names
no-positive-tabindex	warning	Detect positive tabindex values
no-redundant-role	warning	Detect redundant explicit ARIA roles
no-refer-to-non-existent-id	error	Detect references to non-existent ids
no-role-on-meta-elements	error	Detect role/aria-* on meta elements
require-accessible-name	error	Require accessible name on interactive elements
required-h1	error	Require h1 element
table-has-caption	warning	Require caption on data tables
table-row-column-alignment	warning	Detect inconsistent table column counts
use-list	warning	Suggest list elements for bullet-prefixed text
wai-aria	error	Validate WAI-ARIA roles and attributes
no-aria-disabled-link	warning	Detect aria-disabled on anchor with href
no-generic-role	warning	Detect explicit role="generic"
no-aria-checked-mismatch 🔧	warning	Detect aria-checked on checkbox/radio with checked
th-has-scope	warning	Require scope on th elements
no-duplicate-accesskey	warning	Detect duplicate accesskey values