Open Scans

What it does

Accepted URLs

Only public HTTP or HTTPS URLs are accepted; local, private, and internal URLs are rejected.checked 12 Oct 2026

Authentication limit

Open Scans does not support authentication, so it cannot scan URLs behind login walls.checked 12 Oct 2026

Batch limits

The form accepts up to 500 URLs, while the project recommends batches of 100–150 URLs for reliable results within Actions time limits.checked 12 Oct 2026

CI/CD integration

Yeschecked 22 Sep 2026

Integrations

The project describes using Top Task Finder to identify important pages and then submitting their URLs to Open Scans.checked 12 Oct 2026

License

The project is licensed under GNU Affero General Public License version 3.0.checked 12 Oct 2026

Privacy

Scan results are published publicly to GitHub Pages, and the documentation says not to submit URLs that should remain private.checked 12 Oct 2026

Purpose

Open Scans checks websites for accessibility issues using multiple WCAG 2.2 scanning engines.checked 12 Oct 2026

Recurring scans

Open scan issues can be scheduled weekly, monthly, or quarterly by changing the issue title prefix.checked 12 Oct 2026

Reports

The reports page shows scan timestamps, URL counts, pass/fail/can’t-tell statistics, and links to Markdown, CSV, and JSON reports.checked 12 Oct 2026

Scanning engines

GitHub Actions runs axe, ALFA, Equal Access, QualWeb, and AccessLint on submitted URLs.checked 12 Oct 2026

Scan scope

sitechecked 22 Sep 2026

Scan workflow

Submitting URLs creates a GitHub issue, which triggers scans in GitHub Actions and publishes reports to GitHub Pages.checked 12 Oct 2026

Scheduled scans

Yeschecked 22 Sep 2026

Security and privacy

Only public URLs are scanned; the form blocks localhost and private or link-local addresses, and results are published publicly.checked 12 Oct 2026

Submission

Users submit URLs through a web form, which creates a GitHub issue to start a scan.checked 12 Oct 2026

Support

The project directs users who need help to workflow run logs and troubleshooting guidance in its repository documentation.checked 12 Oct 2026

URL limit

The submission page says it accepts up to 500 URLs, while its URL field says the maximum is 100 URLs.checked 12 Oct 2026

WCAG version

wcag 2.2checked 22 Sep 2026

What it does

Open Scans is a free, open-source tool for scanning websites for accessibility issues with multiple WCAG 2.2 engines.checked 12 Oct 2026

Who it is for

The project lists content and design teams, accessibility practitioners, developers, and DevOps teams among its intended users.checked 12 Oct 2026