axe-core and Pa11y: documented facts side by side

Both tools document end-to-end tests. 1 of 9 fields differ. The comparison lists facts from each tool's own pages and does not rate either tool.

verified 2026-10-21 · Catalogue maintained by the publisher (to be confirmed)

Field by field

Fieldaxe-corePa11yStatus
Licenceopen-sourceopen-sourcesame
Hostingself-hostedself-hostedsame
Test classes documentedEnd-to-end testsEnd-to-end testssame
Test languagesJavaScriptJavaScriptsame
CI integrations named in docsnot publishednot publishedsame
Platformswebwebsame
Published pricenot publishednot publishedsame
First releasenot publishednot publishedsame
Vendor or maintainerDeque SystemsTeam Pa11ydiffers

axe-core facts with sources · Pa11y facts with sources

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Curated angle for this pair: licence and CI integrations.

The field with the largest difference is vendor or maintainer: axe-core lists Deque Systems; Pa11y lists Team Pa11y.

Questions

What is the difference between axe-core and Pa11y?

The field with the largest difference is vendor or maintainer: axe-core lists Deque Systems; Pa11y lists Team Pa11y.

What is axe-core, and what is Pa11y?

axe-core: open-source, documents e2e. Pa11y: open-source, documents e2e.

Which test classes do axe-core and Pa11y each document?

axe-core: end-to-end tests. Pa11y: end-to-end tests.

Are axe-core and Pa11y free?

axe-core: open-source; price not published. Pa11y: open-source; price not published.

Are axe-core and Pa11y open source or commercial?

axe-core: open-source. Pa11y: open-source.

What are the key differences between axe-core and Pa11y in hosting and CI integrations?

axe-core: hosting self-hosted; CI integrations not published. Pa11y: hosting self-hosted; CI integrations not published.