POP Peeper - POP Peeper is an email notifier that runs in your Windows task bar and alerts you when you have new...
IKO - Initial keyword offering - pre-sale of Keywords for life.
Checker Plus for Gmail - Displays new emails and the sender's contact photo, get notifications or even listen, read or...
Geckoboard - Get to know Geckoboard: Instant access to your most important metrics displayed on a real-time dashboard.
Gmail Notifier (restartless) - is a highly customizable browser extension that notifies you about the incoming emails from all your Google-Mail accounts and labels. Gmail notifier is available for Firefox, Chrome, Opera and Safari.
Pickabox - Enhance your Wikipedia binges