ADMIN TEST BENCH
Test your LDraw model.
Open an LDraw file and inspect its model, parts and authored assembly steps.
Start with your .ldr file
.ldr or packed .mpd · Up to 5 MB · 2,500 placed parts
Your file stays in this browser. Referenced public part names are sent to the part library. First imports of large models can take several minutes; later imports reuse cached parts.A workbench for your own models.
Rotate the real geometry, check each part and move through the assembly steps saved in your file.
Download a small test file Model inspection Parts inventory Authored steps