QuietCSS extension

Security at a glance

Low riskSafety score 86/10011 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: quietcss

Permissions (5)

  • Access to all websites
  • Execute scripts in pages
  • View open tabs

Frequently asked questions

Is QuietCSS safe to use?

Our latest automated scan rates the Firefox listing of QuietCSS at 86/100 (low risk) — malware, permission and obfuscation checks combined. The full report lists every finding behind the number.

What permissions does QuietCSS require?

QuietCSS requests 5 permissions. The most significant: Access to all websites, Execute scripts in pages, View open tabs. See the full breakdown in the security report.

Who develops QuietCSS?

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