To try the thousands of add-ons available here, download Mozilla Firefox, a fast, free way to surf the Web!
CloseWelcome to Firefox Add-ons.
Choose from thousands of extra features and styles to make Firefox your own.
CloseReview for ConQuery by Tauber
Rated 5 out of 5 stars
https://addons.mozilla.org/en-US/firefox/addon/context-search-x/
Recently discovered this fresh solution. It has nearly the same functionality plus some new features (engines icons in the main context menu is a hidden option, read description). Don't confuse with original Context Search.
To create your own collections, you must have a Mozilla Add-ons account.