Aardvark. Aardvark Firefox Extension. To install Aardvark, just bookmark the following link, by dragging it to the bookmarks toolbar: Then, to activate Aardvark on a web page, click the bookmark. Not seeing the bookmarks toolbar in Chrome? Click here for help. Using Aardvark Once you have installed Aardvark as a bookmarklet (it takes about ten seconds!) , you may start it at any time by selecting it from the bookmarks menu or toolbar. Aardvark will run until you press the “Q” key to quit, or leave the page or refresh it. As you glide the mouse over the page, you will see a red rectangle framing each element under the cursor.
The Keystrokes You can then press certain keys on the keyboard (as indicated below) to do various things, such as delete the selected element from the page, isolate the element, or move the selection rectangle outward to the containing element. Things You Can Do With Aardvark About the old Aardvark Firefox extension: For now anyway, the Firefox extension is retired. Platypus. Web Developer. Essential List on Firefox Extensions for Webmaster - Stepcase Li.