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The QAOS Quality Agent audits your web application against WCAG 2.1 accessibility standards and general UX best practices, ensuring your application is usable by all users — including those using assistive technologies, touch devices, or keyboard-only navigation.

Issue catalog

Issue IDCategorySeverity
missing-error-messagesFormsCritical
error-not-visibleFormsCritical
no-confirmation-critical-actionNavigationCritical
not-keyboard-reachableAccessibilityHigh
not-keyboard-activatableAccessibilityHigh
unclear-link-textNavigationHigh
inconsistent-navigationNavigationHigh
missing-page-titleResponsiveHigh
missing-form-labelsAccessibilityMedium
button-no-textAccessibilityMedium
missing-alt-textAccessibilityMedium
insufficient-color-contrastAccessibilityMedium
text-too-smallAccessibilityMedium
missing-focus-indicatorAccessibilityMedium
required-field-not-markedFormsMedium
touch-target-too-smallResponsiveMedium
horizontal-overflowResponsiveMedium
empty-alt-informative-imageAccessibilityLow
error-not-associatedFormsLow
button-no-iconResponsiveLow
touch-target-spacing-too-smallResponsiveLow

WCAG mapping

Most quality issues in QAOS map directly to WCAG 2.1 success criteria:
WCAG CriterionQAOS Issue
1.1.1 Non-text Contentmissing-alt-text, empty-alt-informative-image
1.3.1 Info and Relationshipsmissing-form-labels, error-not-associated
1.4.3 Contrast (Minimum)insufficient-color-contrast
1.4.4 Resize Texttext-too-small
2.1.1 Keyboardnot-keyboard-reachable, not-keyboard-activatable
2.4.3 Focus Ordermissing-focus-indicator
2.4.6 Headings and Labelsmissing-form-labels
3.2.3 Consistent Navigationinconsistent-navigation
3.3.1 Error Identificationmissing-error-messages, error-not-visible
3.3.2 Labels or Instructionsrequired-field-not-marked
2.4.2 Page Titledmissing-page-title