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Show HN: Made an open-source Lego AI generator

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Summary A

122-star open-source repo “ldraw-nova” is a LEGO/LDraw AI generator with prompts, tools, examples, tests, and data checked into GitHub. For production agent builders, the useful bit is not image generation but constrained structured CAD output: it’s a concrete pattern for making LLMs emit validateable domain files instead of free-form text.

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