May 2009
Mozilla Labs Jetpack | Exploring new ways to extend and personalize the Web
by parmentierf & 3 others (via)Jetpack is an API for allowing you to write Firefox add-ons using the web technologies you already know.
May 2008
Firebug Command Line API
by Krome & 1 otherThe Firebug command line provides these special functions for your convenience:
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