Show HN: MacMind – A transformer neural network in HyperCard on a 1989 Macintosh

Category: ai-ml

Tags: machine-learning, transformer, vintage-computing, education, hypercard

Score: 7.3/10 (Innovation: 9, Technical: 8, Documentation: 9, Utility: 3)

MacMind is a complete transformer neural network implemented in HyperTalk on a 1989 Macintosh, demonstrating core AI concepts like attention and backpropagation on vintage hardware. It's fascinating as an educational artifact that demystifies modern AI by running identical mathematical operations on a 1,216-parameter model, showing the fundamental process behind trillion-parameter models.

Target audience: ai-researchers, educators, vintage-computing enthusiasts

Repository: https://github.com/SeanFDZ/macmind · Python · MIT · 87 stars

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