Although the unit has just gone into production, there’s an awesome thread going on over at the official forums full of ideas people have for how they will be using their Raspberry Pi.
I’m going to try to list the best of them, and will update the list from time to time.
- Webcam server
- Vehicle tracking (using an add-on GPS module)
- Streaming internet radio box
- Vehicle Diagnostics, full OBDII logger with touch screen interface
- Baby monitor
- Media server by adding a couple of USB hard drives
- Media receiver (hopefully we’ll get a port of XBMC or PLEX)
- Video chat
- Game emulator, running MAME (build your own arcade cabinet?)
- Network Attached Storage setup (NAS)
- Mini web server
- FTP server
- Proxy server
- Firewall
- Portable Media PC
- Run an alarm system
- Security webcam (with motion sensor)
- Control garden lighting
- Control sprinkler system
- Wearable computer
- HTPC for TV web browsing
- HTPC for streaming Netfilx / Hulu etc
- In car Computer
- Thin client computer
- Game server
- IRC / chat server
- build a cheap laptop
- build a cheap tablet
- create a digital photo frame
- Asterisk VOIP server
- PBX
- Home automation system
- MP3 player
- Portable personal computer, you can use it anywhere you can find a monitor.
- multitouch screen coffee table
- Wall hanging screen with voice control for network pictures, weather, news and RSS feeds
- Cyber Cafe computer
- Video conferencing system
- Personal weather station / logger
- Control a light display
- Control an LED board
- Put it in an old mac classic or mac plus case as a general purpose computer
- Intelligent photo frame with touch
- Wardriving setup
- A dedicated Synth, possibly with touch screen
- Solar powered desktop computer
- CNC controller
- High tech birthday / Xmas presents
- Backup server
- RSS ticker
- High tech alarm clock
- Mini projector
- DOSBox for games
- Processing farm for SETI@Home
- Cafe media player
- Brains for Arduino setup
- Mumble server
- Industrial manufacturing controller
- TOR server
- BitTorrent seedbox
- Family notice board
- CD / DVD ripping device
- Car black box with video
- Wall mounted, interactive mood lamp
- Robotic telescope / camera controller
- Display photographer portfolio images
- BitTorrent client
- SMS gateway
….more to come! 
