ClearURLs - will automatically remove tracking elements from URLs to protect your privacy when browsing websites.
uBlacklist - helps to exclude unwanted sites from Google search results.
Private Bookmarks - allows you to set a password for a folder in bookmarks.
Load Progress Bar - adds a minimalistic progress bar for loading the current page.
Web Archives - shows all archived and cached versions of the current web page in 10+ search engines, including Wayback Machine, Archive․is, Google, and others.