STEP·.step .stpSTEP viewerOpen a .step file below and it appears on screen, with its dimensions and units. The file is read on your own computer and is never uploaded.Drop a .step or .stp file.step .stpChoose a STEP fileFree, and it opens in this tab. Nothing is uploaded, and there's no account to make.Runs locally · nothing uploaded · the CAD kernel loads once you choose a fileReset viewWireframeClose fileDimensionsThis runs in your browser and needs JavaScript. With it turned off, the desktop applications listed on the STEP page will do the same job.