Side by side

axe-playwright vs Horn

Both stand on accessibility testing software. Which one you can start free with, which one lets you read the code, and what each costs once you pay.

axe-playwright

Free plan LinuxWeb

axe-playwright connects automated axe-core checks with Playwright test workflows and provides configurable reporting. It does not replace manual review or provide remediation guidance.

Visit axe-playwright

Horn offers broad PDF/UA checking through free open-source tooling and several deployment formats. It combines automated scans with explicit manual-review reporting and CI/CD outputs for accessibility workflows.

Visit Horn

The facts

	axe-playwright	Horn
Free plan	Yes	Yes
Open source	Not published	Not published
Runs on	Linux, Web	Linux, Mac, Self-hosted, Web, Windows
Lowest paid plan	Free or on request	Free or on request
Plans published	1	1
Maker	Not published	Not published
Website	github.com	horn.report
On accessibility testing software	#62 of 169	#66 of 169

axe-playwright: what it does well

Works with Chromium, Firefox, and WebKit
Supports whole-page or selected-context checks
Offers terminal, HTML, and JUnit reports
Can log violations without failing tests
MIT-licensed, with axe-core bundled

What to know first

Does not provide manual review tools
Does not support mobile testing
Does not include a browser extension
Does not provide remediation guidance

Horn: what it does well

Automates 87 Matterhorn conditions
Validates PDF/UA-2 with 37 rules
Runs on major desktop platforms
Provides SARIF, JSON, JUnit, and text reports
Supports GitHub Code Scanning uploads

What to know first

48 conditions still require human review
Two conditions have no defined test
Source installation requires Rust 1.85 or later
No defined test exists for two conditions

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