The data files below are Public Domain.
You may freely download, copy, edit, improve, rename, or convert them as you like.

Some half-brick (12 LDU) high clone bricks:

CLONES.ZIP

Some Byggis windows:

BYGGWIN1.ZIP

MegaBloks Brick 2x10 with hinges:

MB1.ZIP

22 pcs Kloss Bricks (20 LDU high) and Plates (10 LDU high):

KLOSS1.ZIP

(LEGO Bricks are 24 LDU high and Plates are 8 LDU high)