The pibooth project provides a Photo Booth application out-of-the-box for Raspberry Pi and opencv compatible devices

Pibooth plugin to add sound effects

Pibooth plugin to generate a QR code to access to the final the picture

Pibooth plugin to upload pictures on Google Photos

Pibooth plugin to upload pictures on Dropbox

Pibooth plugin to manage extra lights (startup, preview, flash...)

Pibooth plugin to customize the final picture layout using Flowchart Maker