^ based on Hypriot project, each pull request against our repository generates a prebuilt SD card image based on vanilla Raspbian: <a href="https://github.com/publiclab/pi-builder/pulls/" rel="nofollow">https://github.com/publiclab/pi-builder/pulls/</a><p>Reproducible SD card images: downloads and boots Raspbian, runs recipe, re-generates .img file in about 10m. Recipes welcome!