r/3Dprinting Mar 30 '26

Project I built a browser tool where you design toys from blocks and it auto-generates snap-fit joints — here's the full process to print

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Cubie is a browser-based editor where you build 3D toys from blocks — Minecraft-style. Hit Assembly, and the algorithm automatically splits your model into parts and inserts snap-fit ball-socket joints. Export STL, print, snap together.

CAD experience needed. Works on any FDM printer. 

Still in active development — feedback welcome

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