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# Accessibility
These pages contain design documents for the accessibility implementation in Gecko.
They live in the mozilla-central repository under the accessible/docs directory.
The [Accessibility page on the Mozilla Wiki](https://wiki.mozilla.org/Accessibility) contains general information about accessibility and the accessibility team at Mozilla.
The [Mochitest FAQ docs](../testing/mochitest-plain/faq.html#how-can-i-run-accessibility-tests-a11y-checks) contain guidance on debugging a11y-checks failures and working with AccessibilityUtils when writing frontend test cases.
```{toctree}
:maxdepth: 1
GuidelinesForNewContributors
Architecture
DocumentAccessibilityLifecycle
GeckoViewThreadTopography
ColorsAndHighContrastMode
HCMSettings
HCMMediaQueries
HCMCSSChecklist
TaggedPdfOutput
```