Freetf2 construction PDA
Thingiverse
8 model
Free
FreeSCOUTcorexy 3D Printer (square aluminum tube frame, scout-tower-like corner nodes, dual-support Z, lots of adjustability to compensate for construction errors)
Thingiverse
FreeElf on the shelf miniature construction tool set
Thingiverse
FreeSatisfactory Constructor MK 1
Thingiverse
FreeTower Constructor for necromunda
Thingiverse
FreeConstruction Kit
Thingiverse
FreeSatisfactory Construction Tool
Thingiverse
FreeHO Scale Construction Site
Thingiverse