Automated Accessibility Scanning
O-Hat Scanner provides professional accessibility reports in GitHub Pages using GitHub Actions. It combines the power of axe-core testing with Oobee-inspired reporting to deliver clear, actionable insights into web accessibility.
Scan reports feature:
- Professional, searchable HTML reports with severity grouping
- WCAG 2.2 automation coverage tracking
- Top affected pages ranking
- CSV export for integration with spreadsheets
- Collapsible severity sections with detailed violation info
🤖 CI Scanner
Runs in GitHub Actions against a list of URLs. Automatically scans on push, generates reports, and deploys to GitHub Pages.
🏠 Standalone Scanner
Deploy a single HTML file to your site for same-origin scanning. Perfect for local testing, VPNs, or staging environments.
📊 Oobee Reports
Beautiful, professional reports inspired by GovTechSG's Oobee. Search issues, filter by severity, view top pages.
Recent Scan Reports
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View detailed accessibility reports from recent scans:
| Options | ||||||||
|---|---|---|---|---|---|---|---|---|
| Open |
https://europa.eu/
|
desktop | light | chromium | 1 | 0 | ||
| Open |
https://valtioneuvosto.fi/en
|
desktop | light | chromium | 7 | 26 | ||
| Open |
https://gouvernement.lu/en
|
desktop | light | chromium | 4 | 18 | ||
| Open |
https://www.gov.pl/
|
desktop | light | chromium | 100 | 297 | ||
| Open |
https://www.gov.pl/
|
desktop | light | chromium | 100 | 297 | ||
| Open |
https://www.latvia.eu/en
|
desktop | light | chromium | 100 | 5130 | ||
| Open |
https://www.latvia.eu/en
|
desktop | light | chromium | 100 | 5203 | ||
| Open |
https://www.oesterreich.gv.at/
|
desktop | light | chromium | 99 | 22 | ||
| Open |
https://www.oesterreich.gv.at/
|
desktop | light | chromium | 99 | 22 | ||
| Open |
https://www.sanidad.gob.es/
|
desktop | light | chromium | 27 | 325 | ||
| Open |
https://www.sanidad.gob.es/
|
desktop | light | chromium | 27 | 334 | ||
| Open |
https://www.who.int/
|
desktop | light | chromium | 100 | 1273 | ||
| Open |
https://www.who.int/
|
desktop | light | chromium | 100 | 1247 | ||
| Open |
https://www.gov.si/en
|
desktop | light | chromium | 31 | 55 | ||
| Open |
https://www.gov.si/en
|
desktop | light | chromium | 31 | 55 | ||
| Open |
https://www.belgium.be/
|
desktop | light | chromium | 1 | 3 | ||
| Open |
https://www.regeringen.se/
|
desktop | light | chromium | 100 | 25 | ||
| Open |
https://www.regeringen.se/
|
desktop | light | chromium | 100 | 16 | ||
| Open |
https://www.un.org/en/
|
desktop | light | chromium | 94 | 4124 | ||
| Open |
https://www.un.org/en/
|
desktop | light | chromium | 94 | 4138 | ||
| Open |
https://vlada.gov.hr/en
|
desktop | light | chromium | 47 | 724 | ||
| Open |
https://vlada.gov.hr/en
|
desktop | light | chromium | 47 | 719 | ||
| Open |
https://www.elysee.fr/en/
|
desktop | light | chromium | 26 | 10 | ||
| Open |
https://www.elysee.fr/en/
|
desktop | light | chromium | 26 | 117 | ||
| Open |
https://www.government.bg/en
|
desktop | light | chromium | 80 | 1833 | ||
| Open |
https://www.government.bg/en
|
desktop | light | chromium | 80 | 1836 | ||
| Open |
https://www.gov.ie/
|
desktop | light | chromium | 100 | 13 | ||
| Open |
https://www.gov.ie/
|
desktop | light | chromium | 100 | 12 | ||
| Open |
https://www.italia.it/
|
desktop | light | chromium | 85 | 2435 | ||
| Open |
https://www.italia.it/
|
desktop | light | chromium | 85 | 2432 | ||
| Open |
https://valtioneuvosto.fi/en
|
desktop | light | chromium | 4 | 222 | ||
| Open |
https://gouvernement.lu/en
|
desktop | light | chromium | 4 | 18 | ||
| Open |
https://www.gov.pl/
|
desktop | light | chromium | 100 | 301 | ||
| Open |
https://www.latvia.eu/en
|
desktop | light | chromium | 100 | 5182 | ||
| Open |
https://www.oesterreich.gv.at/
|
desktop | light | chromium | 96 | 23 | ||
| Open |
https://www.sanidad.gob.es/
|
desktop | light | chromium | 27 | 343 | ||
| Open |
https://www.who.int/
|
desktop | light | chromium | 100 | 1609 | ||
| Open |
https://www.gov.si/en
|
desktop | light | chromium | 31 | 55 | ||
| Open |
https://www.belgium.be/
|
desktop | light | chromium | 1 | 3 | ||
| Open |
https://www.regeringen.se/
|
desktop | light | chromium | 100 | 17 | ||
| Open |
https://www.un.org/en/
|
desktop | light | chromium | 94 | 4166 | ||
| Open |
https://vlada.gov.hr/en
|
desktop | light | chromium | 47 | 718 | ||
| Open |
https://www.elysee.fr/en/
|
desktop | light | chromium | 26 | 11 | ||
| Open |
https://www.government.bg/en
|
desktop | light | chromium | 80 | 1496 | ||
| Open |
https://www.gov.ie/
|
desktop | light | chromium | 100 | 13 | ||
| Open |
https://www.italia.it/
|
desktop | light | chromium | 84 | 2251 | ||
| Open |
https://europa.eu/
|
desktop | light | chromium | 1 | 0 | ||
| Open |
https://europa.eu/
|
desktop | light | chromium | 1 | 0 | ||
| Open |
https://valtioneuvosto.fi/en
|
desktop | light | chromium | 2 | 5 | ||
| Open |
https://gouvernement.lu/en
|
desktop | light | chromium | 4 | 18 | ||
| Open |
https://www.valitsus.ee/en
|
desktop | light | chromium | 19 | 0 | ||
| Open |
https://www.belgium.be/
|
desktop | light | chromium | 1 | 3 | ||
| Open |
https://www.portugal.gov.pt/
|
desktop | light | chromium | 89 | 2016 | ||
| Open |
https://www.portugal.gov.pt/
|
desktop | light | chromium | 93 | 2122 | ||
| Open |
https://www.vlada.cz/en/
|
desktop | light | chromium | 60 | 278 | ||
| Open |
https://www.valitsus.ee/en
|
desktop | light | chromium | 19 | 0 | ||
| Open |
https://www.portugal.gov.pt/
|
desktop | light | chromium | 95 | 2229 | ||
| Open |
https://mgifford.github.io/o-hat-scanner/
|
desktop | light | chromium | 50 | 13 | ||
| Open |
https://www.vlada.cz/en/
|
desktop | light | chromium | 63 | 419 | ||
| Open |
https://www.japan.go.jp/
|
desktop | light | chromium | 18 | 663 | ||
| Open |
https://www.kormany.hu/en
|
desktop | light | chromium | 39 | 1779 | ||
| Open |
https://www.vlada.cz/en/
|
desktop | light | chromium | 84 | 462 | ||
| Open |
https://www.japan.go.jp/
|
desktop | light | chromium | 18 | 669 | ||
| Open |
https://www.kormany.hu/en
|
desktop | light | chromium | 39 | 1396 | ||
| Open |
https://www.japan.go.jp/
|
desktop | light | chromium | 18 | 662 | ||
| Open |
https://www.kormany.hu/en
|
desktop | light | chromium | 40 | 1795 | ||
| Open |
https://www.ontario.ca
|
desktop | light | chromium | 50 | 74 | ||
| Open |
https://novascotia.ca
|
desktop | light | chromium | 50 | 98 | ||
| Open |
https://www.gov.bc.ca
|
desktop | light | chromium | 50 | 865 | ||
| Open |
https://www.canada.ca
|
desktop | light | chromium | 50 | 59 | ||
| Open |
https://www.nyc.gov
|
desktop | light | chromium | 50 | 106 | ||
| Open |
https://www.ny.gov
|
desktop | light | chromium | 22 | 27 | ||
| Open |
https://www.usa.gov
|
desktop | light | chromium | 50 | 150 | ||
| Open |
https://ec.europa.eu
|
desktop | light | chromium | 50 | 80 | ||
| Open |
https://www.nsf.gov
|
desktop | light | chromium | 50 | 175 | ||
| Open |
https://www.diplomatie.gouv.fr
|
desktop | light | chromium | 50 | 358 | ||
| Open |
https://digital-strategy.ec.europa.eu
|
desktop | light | chromium | 50 | 137 | ||
| Open |
https://www.bundesregierung.de
|
desktop | light | chromium | 50 | 1038 | ||
| Open |
https://www.healthcare.gov
|
desktop | light | chromium | 50 | 52 | ||
| Open |
https://www.texas.gov
|
desktop | light | chromium | 50 | 95 | ||
| Open |
https://www.medicare.gov
|
desktop | light | chromium | 24 | 5 | ||
| Open |
https://www.ca.gov
|
desktop | light | chromium | 33 | 36 | ||
| Open |
https://www.colorado.gov
|
desktop | light | chromium | 29 | 62 | ||
| Open |
https://www.cms.gov
|
desktop | light | chromium | 50 | 0 | ||
| Open |
https://oit.colorado.gov
|
desktop | light | chromium | 50 | 106 | ||
| Open |
https://georgia.gov
|
desktop | light | chromium | 50 | 279 | ||
| Open |
https://www.va.gov
|
desktop | light | chromium | 50 | 15 | ||
| Open |
https://digital.georgia.gov
|
desktop | light | chromium | 50 | 314 | ||
| Open |
https://www.gov.uk
|
desktop | light | chromium | 50 | 118 | ||
| Open |
https://www.gsa.gov
|
desktop | light | chromium | 50 | 107 | ||
| Open |
https://www.government.nl
|
desktop | light | chromium | 50 | 23 | ||
| Open |
https://www.govt.nz
|
desktop | light | chromium | 50 | 0 |
📦 Related Project: O-Hat Standalone Scanner
Need same-origin browser-based scanning? Check out the O-Hat Standalone Scanner—a companion project that runs accessibility scans directly in your browser.
Features:
- Single HTML file—no server required
- Discovers pages via sitemap.xml
- Real-time progress tracking
- JSON + CSV export with Oobee-compatible schema
- Token-based access control
Try it: Live demo | GitHub repository
📈 Trends & History
Track accessibility improvements over time with the Trends Dashboard.
View violation counts across multiple scans, filter by target/viewport/browser, and export historical data.