Leap! is a Google chrome extension. This program is the website launcher which uses Omnibox (Search/Address bar).
Leap! executes a command and opens a URL in new tab. If you input "o {Space} gm {Enter}" in Omnibox, Leap! opens GMail in new tab.
Two or more commands can also be executed at once. Commands are separated by a space. If you input "o {Space} gm {Space} gd {Enter}" in Omnibox, Leap! opens GMail and Google Docs in new tabs.
One or more URLs can be assigned to a command. If you input "o {Space} g {Enter}" in Omnibox, Leap! opens GMail, Google Reader and Google Docs in new tabs.
You can add, remove and edit commands in the options page. Moreover, If you input "o {Space} leap {Enter}" in Omnibox, you can access to the options page quickly.
Licensed under the GPLv3: http://www.gnu.org/licenses/gpl-3.0.txt