The QEMU Advent Calendar website 2016 features a QEMU disk image each day from 01-DEC to 24 DEC. Each day a new package becomes available for download (of format tar.xz) which contains a file describing the image (readme.txt or similar), and a little
run shell script that starts QEMU with the recommended command-line parameters for the disk image.
The disk images contain interesting operating systems and software that run under the QEMU emulator. Some of them are well-known or not-so-well-known operating systems, old and new, others are custom demos and neat algorithms.” [From the About section.]
Explore the last five days of images from the 2016 edition here! [Extract the download with, e.g. for Day 05:
PS: We still have a few open slots, so please don’t hesitate to contact if you have any fun disk image(s) to contribute.