Design Wood Beds.
Once you've found out where the crack comes from, see how tight the joints are. If they are loose, this can result in creaking. Use a screwdriver and tighten the screws.

Big Wood Beds

Chester Wood Beds

Lace Rustic Pine Bed

Modeern Wood Beds

Oak Wood Beds

Rustic Pine Bed Set

Rustic Solid Wood Beds

Unusual Rustic Pine Bed