I currently use:
- Ghostery (https://www.ghostery.com/) - analysing cookies and installed trackers on a site
- Usersnap (https://usersnap.com) - for tracking bugs and collecting feedback for our website projects
- Pocket (https://getpocket.com) - bookmarking
- Zenmate (https://zenmate.com/) - for not worrying about country blocked content
- Image downloader (https://chrome.google.com/webstore/detail/image-downloader/c...)