Keyboard Builders' Digest / Projects
Tiny18
A tiny wireless split by k3peta: Tiny18 – and yes, the name refers to the number of keys.
Published August 26, 2025
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The Tiny18 is a minimalist split keyboard shared by itoolsjp aka k3peta. It was designed for Japanese input, and the halves are driven by Seeed XIAO BLE controllers.
I started using a cute 18-key ergonomic keyboard – itoolsjp.
This is not a chording keyboard in the general sense, check out the keymap in the repo for more insight.
Features
- 18 keys
- Choc footprint switches, soldered
- Seeed XIAO BLE nRF52840 controllers
- reversible PCB
- diodeless design
- 3D-printed case
Resources
No KiCad files, just Gerbers and firmware:
Published on Tue 26th Aug 2025. Featured in KBD #197 (source).
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