GPS Tweet - Share your location with a Tweet, it's easy... download and install this app, after opening it, write a message, press the Twitter logo for sharing your position on Twitter, your friend sees a link, when he clicks the link he sees your position and your message on Google Maps
PingDroid is an application that allows you to use Ping.fm from your Android phone. You must have a Ping.fm account to use this application. If you do not, please sign up for Ping.fm first since you will need your Ping.fm mobile key to use PingDroid
PixelPipe - Publish text, photo, video and audio files once through Pixelpipe and have the content distributed across over 60 social networks, photo/video sites and blogs, and online storage
WiSync - Automatically enable and disable synchronization based on your WIFI connection status. WiSync can save money for those without unlimited data plans, out of the country, or when simply data roaming. WiSync does not interfere with independent synchronization efforts and can be easily disabled
AutoOperadora For Brazilian users only. An application to facilitate the use of the mobile phone, eliminating the need to keep typing the operator every time you make a long distance call or when you are roaming. Just enter the 0 + Area Code + number, and the application takes care of the rest
Github Shortcuts - Use your keyboard to navigate around Github. Adds a few global navigation shortcuts, like gh to go to your dashboard, or gn to go to navigation. All shortcuts start with g:
• gh - Go do your dashboard.
• gn - Go to your notifications.
• gi - Go to your inbox.
• gy - Go to your recent actions
FireFound is a Firefox add-on that helps your find your mobile phone if it is lost or stolen. Every time your phone's location changes, FireFound sends a secure message to a central server with its current location. You can then log into the server and see your phone's current location