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AAArdvark vs Testaro

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.

AAArdvark

Free plan Web

AAArdvark combines automated and human-led accessibility review with browser and CI/CD support. Its free option provides an entry point, while monthly plans scale site and page limits for larger portfolios.

Visit AAArdvark

Testaro

Free plan APILinuxMac+2

Testaro combines multiple accessibility and standards engines with flexible job execution and report formats. Its browser sandbox requirement and possible site blocking should be considered before deployment.

Visit Testaro

The facts

AAArdvarkTestaro
Free planYesYes
Open sourceNot publishedNot published
Runs onWebAPI, Linux, Mac, Self-hosted, Windows
Lowest paid planSee the plansNot published
Plans published5None
MakerNot publishedNot published
Websiteaaardvarkaccessibility.comgithub.com
On accessibility testing software#39 of 169#116 of 169

AAArdvark: what it does well

  • Free plan available
  • Checks against WCAG 2.2
  • Automated scans and manual reviews
  • Browser extension included
  • CI/CD integration available

What to know first

  • Paid plans billed monthly
  • Higher coverage costs more
  • Coverage varies by plan

Testaro: what it does well

  • Free and MIT-licensed
  • Combines many rule engines and built-in tests
  • Native or standardized report formats
  • Single-job and daemon execution modes
  • Programmatic doJob integration

What to know first

  • Requires Node.js 22.12 or later
  • Hosts must permit sandboxed browsers
  • Some sites can prevent automated testing

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