A 60% PCB for MX switches, one hot swap and one solder-pcb version with decent layout support.
More info: https://geekhack.org/index.php?topic=103531.0
Make example for this keyboard (after setting up your build environment):
make 4pplet/waffling60/rev_b:default
See the build environment setup and the make instructions for more information. Brand new to QMK? Start with our Complete Newbs Guide.