Email client Postbox hits beta 14, goes pro
Postbox is an email client based on Mozilla Thunderbird. But it has a number of features you won't find in Thunderbird, including Facebook, Twitter, and FriendFeed integration. That makes Postbox more than a simple email client. It's a communications hub. It also has a task list, and thanks to support for add-ons, including the Lightning calendar extension, you can customize the application to ...





