If the pieces of software you download and use on your smartphone are called "apps", then why not make some "hardware apps"?
Yes, they are called DIY Phone Gadgets.
Here is the home for everything about DIY hardware gadgets integrating your Android phone or other mobile devices.
Come join us if you are one of the:
1. Hardcore Android developers
2. Microcontroller fans: Arduino, IOIO and PIC in particular
3. DIYers of electronic gadgets: RC drones, helicopters, cars, robots or other toys
4. High-tech geeks
5. Raspberry Pi, Beagle Board users
6. Wireless connection or remote control lovers: WiFi, bluetooth and infrared
7. USB experts: USB host, USB device, USB OTG, USB dongles...
8. Domotic life and home automation lovers.
If you used to be wowing at those intelligent cool gadgets such as a cellphone controlled video-streaming RC vehicle, helicopter or drone, a voice-controlled electric fan, or an intelligent washing machine, a home-made NFC coffee distributor, it is time to make your own.
We hope that you will find something useful here to build your dream gadgets and be able to share your exciting experience with others. Have fun!