On the recordRead 12 Oct 202619 facts
Sa11y
Sa11y · Toronto, Canada · founded 2020
Plans and prices
Free
Free
Open-source JavaScript accessibility checker · More than 80 accessibility checks · Runs in the browser
Read 22 Sep 2026 · sa11y.netlify.app
Free and open source
Free
100% free · open source
Read 12 Oct 2026 · sa11y.netlify.app
On the record
- Audience
- Sa11y is designed for content authors and also provides customizable tools for developers and accessibility experts.sa11y.netlify.app · read 12 Oct 2026
- Browser extension
- Nosa11y.netlify.app · read 22 Sep 2026
- Browser use
- Sa11y is available as a bookmarklet for desktop browsers, though security policies can prevent it from working on some websites.sa11y.netlify.app · read 12 Oct 2026
- Checks
- Sa11y includes over 80 checks for accessibility quality.sa11y.netlify.app · read 12 Oct 2026
- Customization
- Developers can choose areas to check, exclude page sections, customize checks, and add custom checks.sa11y.netlify.app · read 12 Oct 2026
- Installation
- The JavaScript plugin can be installed from GitHub or npm and added to a website with its stylesheet, language file, and script.sa11y.netlify.app · read 12 Oct 2026
- Integrations
- Sa11y's official WordPress plugin is optimized for Pressbooks, and the maker documents a Drupal module maintained by Mark Conroy rather than Toronto Metropolitan University.sa11y.netlify.app · read 12 Oct 2026
- Limitations
- Sa11y cannot check accessibility issues within PDFs or confirm whether video captions are accurate.sa11y.netlify.app · read 12 Oct 2026
- Maintainer
- Sa11y is led and maintained by Adam Chaboryk, an IT Accessibility Specialist at Toronto Metropolitan University in Toronto, Canada.sa11y.netlify.app · read 12 Oct 2026
- Page features
- The tool can show a page outline, review images and alt text, estimate readability, export results to CSV or HTML, and simulate colour vision deficiencies.sa11y.netlify.app · read 12 Oct 2026
- Privacy
- The maker says Sa11y collects no personal data and uses browser web storage for optional rulesets and enabled features.sa11y.netlify.app · read 12 Oct 2026
- Purpose
- Sa11y visually highlights accessibility and usability content issues on a page and provides tooltips explaining how to fix them.sa11y.netlify.app · read 12 Oct 2026
- Scan scope
- pagesa11y.netlify.app · read 22 Sep 2026
- Security and processing
- The experimental language detection feature performs analysis locally on the user's machine and does not send page content to a cloud server or external third party.sa11y.netlify.app · read 12 Oct 2026
- Support
- The maker invites users to contact Adam Chaboryk by email or submit an issue on GitHub to report accessibility barriers or suggestions.sa11y.netlify.app · read 12 Oct 2026
- WCAG version
- wcag 2.1sa11y.netlify.app · read 22 Sep 2026
