Extension DefenderExtension Defender
Protect Firefox with Extension Defender, scan your extensions for unwanted or malicious apps.
Scan your extensions for known malware, adware, and spyware. Install Extension Defender and stay protected.
✔ Actively protects you and warns you before installing detected malicious extensions.
✔ New signatures being added daily, currently detects over 80 adware, spyware or malware extensions, both in and out of webstore.
✔ Automatic signature updates.
✔ Notification badge on extension icon lets you know how many extensions installed that are malicious.
✔ Advanced scanning page.
✔ Complete transparency.