A Mozilla Firefox extension, Ubiquity is a collection of quick and easy natural-language-derived commands that act as mashups of web services. Allowing users to get information and relate the same to current and other webpages.This app doesn't have any features at the moment.Discontinued
Doesn't exist anymore on "official" link. Last update reported on Wikipedia from 2012.
Shortwave responds to commands. A command consists of a predefined trigger plus optional search t.
Shortmarks is like an enhanced speed dial for web browsing. It lets you visit and search your favorite web sites by only typing a letter or two. You can skip the front page of any search engine and go straight to the results.