These don't really qualify as MYOG, they are just modifications of existing gear.

Velcro tabs on mattress and pillow to stop the pillow pinging away like a tiddlywink in the night.



Two teeth on each arm of stove ground away.



Pot now locates more securely and is easier to keep central.

Neat trick with the stove.

My "pillow" (drybag with whatever spare clothing etc) sits inside my sleeping bag so it can't go anywhere

Genius little hacks