a11y.css accessibility checker
a11y.css provides warnings about possible risks and mistakes that exist in HTML code through a style sheet. This extension also provides several accessibility-related utilities.
see https://github.com/ffoodd/a11y.css/tree/webextension for details
What is a11y.css accessibility checker?
a11y.css accessibility checker is a Firefox add-on that alerts developers about HTML code risks and mistakes, evaluates site quality, and offers accessibility utilities.
Add-on stats
Rating: 5.00
(1)
Creation date: 2018-01-18
Weekly download count: 1
Firefox on Android: No
Manifest version: 3
Permissions:
- activeTab
- storage
- scripting
- tabs
Size: 640.08K
URLs: Website
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Add-on summary
First a11y.css was a bookmarklet inserting a style shet into the page.
This CSS file intends to warn developers about possible risks and mistakes that exist in HTML code. It can also be used to roughly evaluate a site's quality by simply including it as an external stylesheet.This extension does the same, plus adds some tools:
- Outline focus (keyboard navigation)
- Show languages used (relies on
langattributes) - Check
altandtitleattributes on images
Original bookmarklet code: Gaël Poupard Extension code: Stéphane Deschamps Thanks to Anthony Ricaud and Mathieu Pillard for their help!
User reviews
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by GanJingWorld, 2022-12-22
Add-on safety
Risk impact
a11y.css accessibility checker requires some sensitive permissions that could impact your browser and data security. Exercise caution before installing.
Risk likelihood
a11y.css accessibility checker is probably trust-worthy. Prefer other publishers if available. Exercise caution when installing this add-on.
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