You can set custom keywords that are the same as on Chrome. You just won't need to press TAB. I don't use that feature, but it's described here: http://kb.mozi

You can set custom keywords that are the same as on Chrome. You just won't need to press TAB. I don't use that feature, but it's described here: http://kb.mozillazine.org/Using_keyword_searches http://kb.mozillazine.org/Using_keyword_searches I didn't think about adding sites like rubygems and mdn, but that's a good idea. Edit: I just tried it and it works. Example: create a bookmark in Firefox and change the URL to the one below. Set the keyword to "r" in the bookmarks editor. Then you can type `r devise` in the address bar to search rubygems. https://rubygems.org/search?utf8=%E2%9C%93&query=%S