This list will help you quickly find your favorite layout and you can start DIY your own custom keyboard.
See more: Case, Plate, Controller
https://github.com/kiibohd/pcb/tree/master/WhiteFox
https://github.com/masaleiro/HacKeyboard
https://geekhack.org/index.php?topic=93422.0
https://geekhack.org/index.php?topic=91388.0
https://geekhack.org/index.php?topic=95130.0
https://github.com/profet23/atreus62
https://github.com/technomancy/atreus
Left handed: https://github.com/kiibohd/pcb/tree/master/ICED%20-%20Left
Right handed: https://github.com/kiibohd/pcb/tree/master/ICED%20-%20Right
https://github.com/Ergodox-io/ErgoDox
https://github.com/Biacco42/Ergo42
https://github.com/omkbd/ErgoDash
https://github.com/mattdibi/redox-keyboard
https://github.com/MakotoKurauchi/helix
https://github.com/climbalima/split-pcb-throughole
https://github.com/UltimateHackingKeyboard
https://github.com/adereth/dactyl-keyboard
https://github.com/komar007/gh60
https://github.com/kiibohd/pcb/tree/master/IC60
https://geekhack.org/index.php?topic=69740.0
https://github.com/regack/59pct
https://github.com/trebb/iso50
Handwired: https://deskthority.net/workshop-f7/iso50-a-hand-wired-iso-inspired-50-keyboard-t14538.html
https://geekhack.org/index.php?topic=79929.0
https://github.com/pcarrier/planck
https://github.com/regack/40Pct
https://github.com/ktec-hq/CW40
https://geekhack.org/index.php?topic=43183.0
https://github.com/mohitg11/SAMPad
https://geekhack.org/index.php?topic=72529.0
https://github.com/mathieubolla/sik_keyboard
https://github.com/reversebias/mitosis-hardware
https://github.com/mechkeys/mechkeys
https://github.com/ruiqimao/keyboard-pcb-guide
https://github.com/colemarkham/keyboard_parts.pretty/blob/master/Kailh_MX_Socket.kicad_mod
https://geekhack.org/index.php?topic=86243.0