入れておくと便利な Firefox アドイン。備忘録。
Live HTTP headers
https://addons.mozilla.org/ja/firefox/addon/live-http-headers/
FireMobileSimulator
http://firemobilesimulator.org/?%A5%C0%A5%A6%A5%F3%A5%ED%A1%BC%A5%C9
GreaseMonkey
https://addons.mozilla.org/ja/firefox/addon/greasemonkey/