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Supported browsers

Happo supports a number of different web browsers. If you think some browser is missing, reach out to us at support@happo.io and we'll consider adding it to the mix.

Browser
Google Chrome
Mozilla Firefox
Microsoft Edge
Safari
iOS Safari (running on an iPhone)
iOS Safari (running on an iPad)
Accessibility

We keep these browsers up-to-date on a regular basis, and we try to keep them at the latest versions. In some cases though, we might have to stick with a slightly older version. If we for instance can't get newer browser versions to perform well, we'll hold off on making the update until we've figured out a way to adjust for the performance hit.

Accessibility Testing

Happo provides accessibility testing as a target that uses axe-core® and static analysis to automatically detect accessibility violations in your pages and components. When you configure an accessibility target, Happo runs axe-core's comprehensive accessibility engine against your rendered components, performing static analysis of the DOM structure, ARIA attributes, color contrast ratios, and other accessibility-related properties. This allows you to catch accessibility issues early in your development process, similar to how visual regression testing helps catch visual bugs. Happo tracks violations over time and helps you ensure your application maintains accessibility standards as it evolves. For more details on setting up and using accessibility testing, see our accessibility documentation.


axe-core® is a trademark of Deque Systems, Inc. in the US and other countries.