Threeboard – a full-size mechanical USB keyboard with only three keys
A fully-functional open source and open hardware mechanical USB computer keyboard with only three keys! - taylorconor/threeboard
Threeboard – a full-size mechanical USB keyboard with only three keys launched on January 11, 2022 with 92 votes, #427 of 2,891 launches that month and more than 90% of that year's launches. The site was still online in September 2026, 4 years on.
In plain words
Threeboard is a full-size mechanical USB keyboard that contains only three keys instead of the standard layout. Designed for novelty and entertainment purposes, it appeals to people looking for unconventional input devices or humorous desk accessories. The project is open-source and hosted on GitHub, making it accessible for those interested in the technical implementation or customization of this minimalist keyboard concept.
written from the facts on this page · September 2026
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