Keyboards

mmccoyd Hillside48

An open-source, non-splayed 48-key split keyboard for Choc v1 switches, with aggressive column stagger, a five-key thumb arc, and QMK or wireless ZMK firmware.

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

mmccoyd Hillside48
Image: © mmccoyd (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

  • Most compact board in the Hillside family
  • Outer pinky column can be broken off to make it smaller
  • Supports QMK and wireless ZMK, with encoder and haptic headers
  • Reversible PCB with underglow

Cons

  • The only Hillside board without a hotswap socket option
  • DIY build: no factory PCBA option for this model
  • Works only with Choc v1 switches and 18x17mm-spaced keycaps
  • No physical arrow keys

Specs

SplitSplit
StaggerColumnar
TentingNone
KeywellNo
Thumb clusterYes
Keys48
LayoutsCustom
SwitchesLow-profile
Hot-swapNo
FirmwareQMK
DIY kitYes
ConnectivityUSB, Bluetooth
OSwindows, macos, linux
Released—
Sources
AD · detail-mid

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