WCAG Checker
The facts below are what the maker publishes about WCAG Checker, checked and dated. Our editors have not written about it yet.
Plans and prices
From WCAG Checker's own pricing page, checked 11 Oct 2026.
| Plan | Price | What it gives you |
|---|---|---|
| WCAG Checker | Free | Local web app · URL, HTML, and PDF audits · HTML and JSON reports |
The facts
Each one read from WCAG Checker's own pages, with the date it was checked.
What it does
- Audit limitation
- The README says automated tools catch roughly 30–50% of accessibility issues and describes this tool as a first pass rather than a replacement for a full audit.checked 11 Oct 2026
- Automated scans
- Yeschecked 25 Sep 2026
- CI/CD integration
- Nochecked 25 Sep 2026
- Default network exposure
- The server binds to 127.0.0.1 by default, with an option to bind to another interface using HOST=0.0.0.0.checked 11 Oct 2026
- License
- The project is MIT-licensed.checked 11 Oct 2026
- Local processing
- The project says URLs, HTML, and documents never leave the user's machine.checked 11 Oct 2026
- Manual review tools
- Nochecked 25 Sep 2026
- PDF availability
- Without Java, web and HTML scans still work, but PDF scans fail until Java is available.checked 11 Oct 2026
- PDF scans
- It uses veraPDF to validate PDFs against PDF/UA-1 and maps failing rules to relevant WCAG 2.2 success criteria.checked 11 Oct 2026
- Purpose
- WCAG Checker is a local web app for auditing web pages, HTML snippets, and PDFs against WCAG 2.2 Level AA.checked 11 Oct 2026
- Remediation guidance
- Nochecked 25 Sep 2026
- Reports
- Scans can be exported as a self-contained HTML report or machine-readable JSON.checked 11 Oct 2026
- Requirements
- It requires Node.js 18 or newer; Java 11 or newer is needed for PDF scans.checked 11 Oct 2026
- URL scan limit
- A URL page must return HTTP 200 and load within 45 seconds; pages behind logins or with heavy JavaScript may not finish.checked 11 Oct 2026
- WCAG coverage
- wcag 2.2checked 25 Sep 2026
- Web scans
- It uses axe-core in headless Chromium via Playwright to scan URLs and HTML.checked 11 Oct 2026
Where it runs
- Browser extension
- Nochecked 25 Sep 2026
- PDF mapping limitation
- The PDF/UA-to-WCAG mapping is described as coarse-grained rather than a rigorous Matterhorn Protocol mapping.checked 11 Oct 2026
- Platforms
- The README lists Windows, macOS, and Linux as supported operating systems.checked 11 Oct 2026
Money
- Free plan
- Yeschecked 25 Sep 2026
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