WebAppFind by Brett Zamir

This add-on needs to:

• Exchange messages with programs other than Firefox
• Clear recent browsing history, cookies, and related data
• Download files and read and modify the browser’s download history
• Open files downloaded to your computer
• Read the text of all open tabs
• Access browsing history
• Provide cryptographic authentication services
• Read and modify privacy settings
• Control browser proxy settings
• Access recently closed tabs
• Hide and show browser tabs
• Access browser tabs
• Store unlimited amount of client-side data
• Access browser activity during navigation
• Access your data for all websites

This add-on may also ask to:

• Read and modify bookmarks
• Read and modify browser settings
• Get data from the clipboard
• Input data to the clipboard
• Access your location
• Display notifications to you
• Access browsing history