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ULK keyboard

A low-profile split keyboard with Corne 42 layout and Cherry ULP switches: ULK by Goga64.

KBD.news
Published October 16, 2025
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Goga64 (aka Goga_OO) released the ULK, a 6 mm low-profile split keyboard with Corne 42 Layout and Cherry ULP switches. Made to be used on top of a laptop keyboard to provide the ultimate split experience on the go.

The batteries on the photos are not from the final design, but act more as a placeholder before the small batteries ship […] V2 coming in about a month with PG1316 support and solar charging for infinite battery life :) – Goga_OO.

Features

  • 42 keys (6x3+3)
  • Cherry ULP or Kailh PG1316S switches, SMD
  • SuperMini NRF52840 (nice!nano V2 compatible)
  • power switch, reset button
  • ZMK firmware
  • Height: about 6 mm

This design is still under development and has some issues! Due to the availability of the ULP switches, only the clicky version was available which is nice for home, however, too loud for work at public places.

Pic:

Resources

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Published on Thu 16th Oct 2025. Featured in KBD #200.


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