A list of what is available after console. in a dev tools console Mastering The Developer Tools Console – Treehouse Blog (sometime restricted to Chrome).
Browser
Memoirs From the Browser Wars
Inside history of browser genesis: from NCSA, Spyglass Mosaic and a company who becomes Netscape to Microsoft. Memoirs From the Browser Wars.
Installing the browser extensions in Chrome and Firefox
Interresting information on how to install Chrome et Firefox extensions:
