GrabBox can make you share your screenshot through the web easier. This application is a simple to use and you can directly uploaded into DropBox Public folder and provides you with a tiny URL. You will always have local copy in your harddrive, so you can manage while you’re offline. Every time your OSX built-in screenshot tools taking a shot, it will automatically transfer those picture into screenshot folder and put it in public folder at DropBox and it will send you a message a link using Growl short URL. After that, you can send those link using email, twitter, or other social media.
Available Download GrabBox 1.1.5.