Keyboard Builders' Digest

Issue 32 / Week 25 / 2021

There are 23 entries in this issue.

This is a rolling coverage of the DIY mechanical keyboard hobby from a keyboard builder's perspective. Posts that may teach you something, make you think and contribute to the common knowledge of the DIY builder community.

This issue was made possible by the support of:, Jeremy Kitchen, AikenJG, @kaleid1990, u/chad3814, Eugenie, sebastian siggerud & 3 anonymous donors.

Your support is crucial to help this project to survive.

Discussion over at r/mk!


Behind the Scenes of Issue 32

Highlights and personal favorites. The split database keeps growing. Minimizing keyboard-mouse alternation. Plans and priorities. (more)


Pteron36 finalized

The design of Pteron36, an open source 36 key split keyboard by smart345bond, is finalized. (more)

Ergodonk released

Ergodonk, a handwired split with 3D-printed case, is released by Lithocut. (more)


Introducing the Pluckey, a 4x7 split keyboard by Pizza_on_Pineapple with ergodox keycap support. (more)

Modified SectorC

Fan layout approved by ijauradunbi. A SectorC with a single controller. (more)

Wireless Sofle

A fully wireless and hotswap Sofle by keebsandcables. (more)

40% size, 60% convenience

40% size, 60% convenience. by SouthPawEngineer. (more)

ergoJOY maximus

The ergoJOY maximus is an original 7x5 staggered split with thumb joysticks. Committed by d3lxa. (more)

Amalgamate with ink display

A true wireless split keyboard with ink display by docgi. (more)


Hotswap PCB generator

The 3D-printable hotswap PCB generator by 50an6xy06r6n is now open-source. (more)

Tips & Tricks

3D-printed encoder knob

This 3D-printed rotary encoder knob by jamidodger comes with source files. (more)

Cold casting knobs

Cold casting knobs for a GMMK Pro by dr34m37. (more)

Socket comparison

Comparison of Mill Max sockets 0305 vs 7305 vs Holtite. Posted by kriscables. (more)

Tactile stems

Tactile stem comparison by jk_pens. (more)

SB1 flat keycap profile

SB1 is a 3D printable flat keycap profile by sadekbaroudi. (more)


Tecsee Sapphire

Tecsee Sapphire switch review by ThereminGoat. (more)

All Clacks and Snag switches

A review of Australian and New Zealand community switches by flehrad. (more)

Sound test compilation #18

This is a list of 14 sound tests published this week in a single megapack. (more)


History and QWERTY

A fairly good summary of the early history of typewriters and QWERTY by The History Guy. Posted by shinjikun10. (more)

Keyboard Spotting

Entertainment Computer System

A rare find posted by Dubis7. (more)

Custom Contron

The daily driver of mkayultuh is a custom Contron rugged keyboard. (more)

Unikey KB-7001

A Unikey KB-7001 made by PC concepts found by DarthDangles25. (more)

JDL Topre board

A JDL Topre posted by TeeN_TetriS. (more)