Keyboards

zzeneg Pica40

Open-source DIY 40-key split keyboard on XIAO controllers, built either as a wired QMK version or a wireless ZMK version, with aggressive stagger and splayed pinky columns.

Key specs auto-matched against source pages · Last verified: 2026-10-18

zzeneg Pica40
Image: © zzeneg (Manufacturer image)
Key layout
Image: QMK Firmware (Generated from QMK data (GPL-2.0))
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Where to buy

No US retailer found yet. Official site

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Pros

  • Wired (QMK/Vial) or wireless BLE (ZMK) builds
  • MX hotswap or low-profile Choc V2 options
  • Rotary encoder support
  • Open-source PCB and case files (GPL-2.0)

Cons

  • DIY only; parts must be sourced and soldered yourself
  • Choc V2 version uses soldered switches, not hotswap
  • Only 40 keys, so you depend on layers
  • ZMK supports only the master-side encoder

Specs

SplitSplit
StaggerColumnar
TentingNone
KeywellNo
Thumb clusterNo
Keys40
LayoutsCustom
SwitchesMechanical
Hot-swapYes
FirmwareQMK
DIY kitYes
ConnectivityUSB, Bluetooth
OSwindows, macos, linux
Released2022
Sources
AD · detail-mid

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