- Raspberry Pi Org, the main source of information for RPi.
- OpenELEC, Open Embedded Linux Entertainment Center (OpenELEC) is a small Linux distribution built from scratch as a platform to turn your computer into a Kodi (previously XBMC) media center. Runs perfectly on Raspberry Pi
- Raspbmc, the Raspberry Pi media center
- RetroPie, The RetroPie Project is a collection of works that all have the overall goal to turn the Raspberry Pi into a dedicated retro-gaming console.
- Python – Programming language
- PiCamera – Raspberry Pi camera Python interface
- Pygame – Pygame is a set of Python modules designed for writing games.
- Wiring Pi is a GPIO access library written in C for the BCM2835 used in the Raspberry Pi.
- The Pi4J Project – Connecting Java to Raspberry Pi
ebay, amazon, …
- Adafruit – Unique & fun DIY electronics and kits
- Pi Suply – Raspberry Pi emporium…a fully fledged web shop …
- ModMyPi – Cases accessories…
- TR Computers – Accessories for Raspberry Pi
- Dexter – Robotics
- OpenElectrons – Accessories
- PiBorg – Robotics add on boards for use with your Raspberry Pi
- LinkSprite – designs, manufactures and sells open source hardware products