Experience vintage computing with a simulation of the MITS Altair 8800. Explore old software like CP/M 2 and run programs such as Eliza using built-in BASIC. This self-contained system offers a unique glimpse into early computing history.



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Experience vintage computing with a simulation of the MITS Altair 8800. Explore old software like CP/M 2 and run programs such as Eliza using built-in BASIC. This self-contained system offers a unique glimpse into early computing history.










Learn the fundamental principles of how computers operate. This application simulates a hypothetical microprocessor, allowing users to understand basic coding concepts and microprocessor functions through interactive learning.


This app simulates amateur radio CW QSOs with realistic call signs, signal levels, and speeds. It supports various QSO styles, including contest and rubber stamp, with features like pile-up reproduction and RIT control.








Practice Morse Code with a random word generator. Customize test parameters like speed, tone, and character sets. Choose to display or hide test words during practice.