Computed Axial Lithographic printing gets even closer to the Star Trek replicator fantasy than any other 3D printer we’ve seen: there’s a machine, it glows with a mysterious bluish light, and an object appears. OK, the object is appearing inside a spinning vat of photochemical ooze, not in thin air, but that’s a detail. It’s still very cool tech, and now it’s open source enough to replicate with full documentation and a GitHub repository.

This project is descended from the same Berkeley research that we featured last year, but at that point, they were inviting everyone to join their Discord server, and that was about it. At the time, we put on our old man outfit to yell at clouds and say, “A Discord shouldn’t count as open source!” For once, it looks like those geriatric grumblings were heeded. There is still a corporate-hosted chat server named for a malignant goddess, and you’re still invited, but now there’s also actual, searchable documentation!

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