Mozilla Labs: Prospector - Recall Monkey is a Firefox addon, recallMonkey finds what you forget, can implement a more strong search method for Firefox history. Activate RecallMonkey from the History -> RecallMonkey item on the menu (or the shortcut). Go to Ctrl/Cmd + Shift + M or the icon in the addon bar to start.

Requirements:
* Firefox

The license of this software is Free, you can free download and free use this browser plug-ins software.