Ghostery - Privacy tool for transparency and control
Disconnect - Make the web faster, more private, and more secure. Disconnect lets you visualize and block the invisible sites that track your search and browsing history.
Privacy Badger - Privacy Badger blocks spying ads and invisible trackers. How is Privacy Badger different from Disconnect, Adblock Plus, Ghostery, and other blocking extensions?
Beef Taco - Sets permanent opt-out cookies to stop behavioral advertising for 100+ different advertising...
uMatrix - uMatrix: A point-and-click matrix-based firewall, with many privacy-enhancing tools.
Priv3 - Social networking sites like Facebook, Google+, and Twitter can track your visits to any web page...