tota11y
tota11y: A free visual aid for inspecting accessibility on one webpage at a time. Ranked #22 of 22 in Web Accessibility Software by our editors (7.0/10); pricing: Free plan; best for quick visual checks on a single webpage.
At a glance
- Editor score7.0 / 10
- PricingFree plan
- Best forQuick visual checks on a single webpage
- Free planYes
- Paid fromFree
- Automated scanningNo
- Facts checked24 Sep 2026
Where it wins
- Free and open-source for visual accessibility inspection
- Overlays cover headings, labels, alt text, links, contrast, and landmarks
- Runs as a bookmarklet or script during development
Where it doesn't
- Manual inspection only; it does not perform automated scanning
- Limited to a single page per inspection
- No built-in issue tracking or browser extension
Our verdict on tota11y
tota11y is Khan Academy’s open-source accessibility visualization toolkit for developers and testers reviewing web pages. It runs in a page through a bookmarklet or script, adding visual explanations for common accessibility concerns. The tool suits solo developers, small teams, and larger organizations that need a lightweight aid during development, especially when a quick visual check is more useful than a full audit workflow.
Its central strength is the set of focused overlays. Separate visualizations help inspect heading structure, form labels, alternative text, link text, color contrast, and landmarks. This makes findings visible in the page context, which can help reviewers understand how structure and content appear together. Setup is comparatively light because the tool is distributed as a bookmarklet or script rather than as a separate browser extension. The published feature set is designed to support human review, so it works best as part of an accessibility checking process rather than as the sole method.
The trade-off is a narrow, manual workflow. tota11y does not provide automated scanning, recurring monitoring, or issue tracking, and each inspection covers a single page. Teams needing reports across many URLs, centralized remediation queues, or continuous monitoring should choose a broader accessibility platform instead. tota11y is a good fit when the priority is free, open-source visualization for targeted page reviews; it is less suitable when accessibility work requires managed governance, portfolio-wide coverage, or automated detection.
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tota11y pricing
tota11y fact sheet
| Free plan | Yes |
|---|---|
| Paid from | Free |
| Automated scanning | No |
| Scan scope | Single_page |
| Monitoring frequency | Manual |
| Manual testing tools | Yes |
| Issue tracking | No |
| Browser extensions | No |
| Deployment | Cloud |
| Platforms | Web |
| Support | Docs, Community |
| Built for | Solo, Small business, Mid-market, Enterprise (editorial estimate) |
| Pricing | Free plan |
| Website | khan.github.io |
| Facts checked | 24 Sep 2026 |
Alternatives to tota11y
- WAVEA flexible accessibility testing suite, from free page checks to hosted and self-hosted APIs.9.3
- IBM Equal Access Accessibility CheckerA free, extensible toolkit for automated web accessibility checks across development workflows.9.1
- Level Access PlatformA centralized platform for accessibility audits, monitoring, and remediation across web and mobile.8.9
See all tota11y alternatives →
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Featured on iTechGuides
tota11y is listed in our Web Accessibility Software directory. Add the badge to your site — it links back to this page.
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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
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