To try the thousands of add-ons available here, download Mozilla Firefox, a fast, free way to surf the Web!
LukkWelcome to Firefox Add-ons.
Choose from thousands of extra features and styles to make Firefox your own.
Lukk
Live HTTP Headers 0.17.1-signed.1-signed Requires Restart
av Daniel Savard, Nikolas Co
View HTTP headers of a page and while browsing.