HTML Validator Plus extension

Security at a glance

Some riskSafety score 82/10018 findings

Automated estimate from our latest scan (malware, permissions, obfuscation) — not a security audit. Higher safety score is better.

See the full security report

Firefox listing ID: html-validator-plus

Permissions (7)

  • Access to all websites
  • Execute scripts in pages
  • Developer tools

Frequently asked questions

Is HTML Validator Plus safe to use?

Our latest automated scan rates the Firefox listing of HTML Validator Plus at 82/100 (some risk) — malware, permission and obfuscation checks combined. The full report lists every finding behind the number.

What permissions does HTML Validator Plus require?

HTML Validator Plus requests 7 permissions. The most significant: Access to all websites, Execute scripts in pages, Developer tools. See the full breakdown in the security report.

Who develops HTML Validator Plus?

HTML Validator Plus is published by OK365. Impersonators copy popular extension names, so always verify the developer line and listing id on the store page before installing.