PCjs: emulating hardware and software from the 70s and 80s

The PCjs Project, per Adafruit, is an open-source JavaScript emulator that recreates classic computers from the seventies and eighties. It lets you understand how early hardware worked, experiment with configurations, and run vintage software all in your browser — on desktop or mobile. Machines are defined with simple XML files specifying components. It's a hands-on way to explore computing history.

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