My Open Build parts have arrived. I am currently building the slider. Check the 3d parts folder as things are added. The end caps, end stops, and end sensor plates have been designed. I ordered a ball head to mount the pan/tilt system which I'm still designing. I'm going to continue working on the software to get a base firmware out for testing the sliding function with an LCD. I've got all the basics programed but no action programming yet. We'll see if I can get an alpha complete by this weekend and then pass it on to some friends to see if they want to build one.... read more