FridgeNinja models a smart fridge in a shared flat. It is best used by attaching a regular Android tablet to the fridge. The app detects the fridge opening and closing via acceleration data and detects the current user using bluetooth low engergy beacons. It then prompts the user to enter which items were taken or stored and updates the online service with the new data, where the current balance can be seen from all devices.

Settle for slack allows you to keep track of collective payments inside of slack. This is useful in cases like going for lunch together or managing purchases for vacation etc. Get a minimized debt summary to equalize shares.

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Kit for autonomous drone flight of a Parrot AR Drone. Uses OpenCV for face detection to follow a face that it detects in the front camera image.