Custom Elements DevTools extension

Security at a glance

Some riskSafety score 81/1007 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: custom-elements-devtools

Permissions (4)

  • Execute scripts in pages
  • View open tabs
  • Developer tools

Frequently asked questions

Is Custom Elements DevTools safe to use?

Our latest automated scan rates the Firefox listing of Custom Elements DevTools at 81/100 (some risk) — malware, permission and obfuscation checks combined. The full report lists every finding behind the number.

What permissions does Custom Elements DevTools require?

Custom Elements DevTools requests 4 permissions. The most significant: Execute scripts in pages, View open tabs, Developer tools. See the full breakdown in the security report.

Who develops Custom Elements DevTools?

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