(Gmail+Firefox/Chrome) Do you receive emails from strangers very often? If yes, it would probably be a lovely to have this Firefox add-on/Chrome extension installed— Rapportive.
This is what Rapportive do — kick out the sidebar advertisement from Gmail and replace it with information about the sender of the email you are reading. Here’s what it will [...]

It’s time to celebrate! Firefox will be reaching one billion downloads milestone very soon, and to celebrate, a “Firefox Billion Downloads campaign” was launched.

How to get involved?
Firefox will be collecting photos from its users to be posted on the Billion Downloads campaign page. If you want your photo there to show how proud you are [...]

Have you ever see the following error message when you are trying to access YouTube using Firefox?
Bad Request
Your browser sent a request that this server could not understand.
Size of a request header field exceeds server limit.
Cookie: VISITOR_INFO1_LIVE
It used to happen to me. Then after a while, it’s gone, and now it’s back at a higher [...]

For whatever reason, ImageShack has decided to stop developing the Imageshack right-click Firefox add-on since its last update on 26th December 2006. The latest official version is not compatible with Firefox 3 and Firefox 3.5 beta. It’s such a convenient add-on that there’s no reason to abandon it.
Although ImageShack supports image transloading (direct upload from [...]

Is the “Set As Desktop Background” option from your Firefox’s context menu (right-click option menu) gone or missing, for no apparent reason? It’s a handy option when you’re browsing for new wallpapers and wanted to see how it looks like on your desktop, and it’s such a pain when you know the option is missing.

My Gmail Notifier Firefox add-on had stop working for several months already, and apparently the Offline Gmail feature from Gmail Labs is the culprit.
Updating to the latest version of Gmail Notifier (0.6.3.11 at the time of writing) didn’t help at all, but fortunately this can be fixed by simply installing this: hosted2.xpi
It works for me, [...]