a11y.css
The premium Open Source alternative to Axe DevTools
🎯 Best for:Developers wanting instant, visual feedback on HTML quality during the coding process.
What is a11y.css?
A diagnostic CSS stylesheet that visually highlights accessibility issues and semantic errors directly in the browser. It enables developers to identify broken links and missing attributes without external scanning tools.
Tech Stack
SCSSTesting & QA
Why a11y.css?
- • Zero dependencies
- • Instant visual feedback
- • No JavaScript required
Limitations
- • Visual only (no logs)
- • Limited to CSS-detectable errors
- • Can be intrusive during dev
3/3/2026
Last Update
94
Forks
48
Issues
MIT
License
Financial Leak Detected
Stop the "SaaS Tax"
Your team could be burning cash. Switching to a11y.css instantly boosts your runway.
Competitor Cost
-$1,440
/ year (est. based on Axe DevTools)
Self-Hosted
$0
/ year
Team Size10 Users
150+
SAVE 100%