Clip together (super glue also recommended)  mini pc racking system.

Uses cut-up old coat hangers and about a day of your time to make some cool shelving for your Kubernetes home lab.

Brim recommended

Instructions

1. Print all the parts you need - see pictures (illustrated: 2x columns high, 3 columns wide)
2. Cut up and un-bend enough wire coat hangers to make all the slats you need
3. Cut coat hangers to size by building the column + spacers you need, insert wire all the way through the assembled column and the spacer tool. Then cut flush
4. Lay out wires and push with straight edge, cut any outliers
5. push everything together: columns go on the edges, bare wire for slats. Center hole in block should all be on one side and are used to accept a brace made by bending an extra coat hanger wire
6. Optional but recommended: glue all joints
7. Attach to optional base by push-fit

Happy organizing!