FreeRidiculous UltiController replacement knob
Thingiverse
9 model
Free
FreeRidiculously Simple Z-axis Micro-Adjuster
Thingiverse
FreeRidiculously simple Ultimaker Reel Mount
Thingiverse
FreeRidiculously small hotend
Printables
FreeHow Ridiculous Logo
Printables
FreeHow Ridiculous Wall Decor
Printables
FreeA Slightly Ridiculous Cable Chain Ender 3 and others
Thingiverse
FreeNo Support Screwless Shower Shelf (ridiculously overengineered)
Printables
FreeEnder 5 Spool Holder Extension for direct drive
Thingiverse