77 open source boards in Displays & LEDs
OLED, LCD and e-paper drivers, LED matrices, addressable LEDs and nixie clocks. Every board here is a public GitHub project with its KiCad files, read for size, layers and parts. Pick one close to your design and simulate its firmware on HardLabs before you build it.
ESP32Badge
atopile
56.3 × 39 mm239 parts4LMIT4.0k
ESP32Silkscreen pcb
iandchasse
60 × 111.3 mm171 parts2LCERN-OHL-S-2.0554
STM32EEZ DIB MCU r1B2
eez-open
139 × 70 mm191 partsTAPR-OHL-1.0391
ESP32Patternflow
engmung
62 × 116.3 mm9 parts2LCustom license338
RP2040/RP2350Fanpico
tjko
135 × 81.5 mm208 parts2LGPL-3.0238
STM32Maxwell main
azonenberg
280 × 195 mm987 parts8LBSD-3-Clause193
RP2040/RP2350BusPirate-5-rev10
DangerousPrototypes
60.5 × 60 mm210 parts4LMIT123
STM32Mainboard
Cluradev
120 × 90 mm162 parts4LNo license119
ESP32Bitclock
goat-hill
78 × 48 mm58 parts4LMIT112
My jetson nano baseboard
NVIDIA-AI-IOT
80 × 100 mm232 parts4LCustom license91
AVR/ArduinoQron0b
qewer33
35 × 35 mm29 parts2LGPL-3.062
STM32Oscar components
dchwebb
71 × 100 mm63 parts4LUnlicense38
STM32Mist
modern-hobbyist
372.1 × 141.2 mm445 parts2LMIT25
RP2040/RP2350RaspberryPi-Pico-Motor-Expansion-Board
eamars
91.7 × 66.8 mm63 parts4LGPL-3.018
AVR/ArduinoMSAP-2 rev.A
mehrantsi
240 × 1056 mm658 parts2LMIT13
Ardor
balazsbencs
37 × 20.5 mm20 parts2LMIT12
RP2040/RP2350Mainboard
mincrmatt12
136.3 × 71.1 mm160 parts4LMIT11
ESP32KlokTHREEjr
wyolum
162.6 × 194.3 mm273 parts2LNo license5
ESP32Esp32-emu turbo
pjcau
160 × 75 mm102 parts4LNo license4
Unoq power shield
ramalamadingdong
53.3 × 68.6 mm49 parts4LGPL-3.04
AVR/ArduinoKOTH V2
Salted-Peanuts
100 × 100 mm41 parts4LMIT4
Grid10x10
33.6 × 35.5 mm200 parts4LMIT4.0k
Display Carrier
AxxAxx
35.6 × 58.2 mm5 parts2LGPL-3.01.7k
STM32EEZ DIB MCU r1B1
139 × 70 mm190 partsTAPR-OHL-1.0391
FPGAHost x1
91 × 83 mm243 parts4LBSD-3-Clause193
Bp5-ir toy v3-rev3
23.8 × 38.5 mm34 parts2LMIT123
Sensorboard
73 × 50 mm22 parts2LNo license119
Lcd Daughterboard
68 × 45 mm5 parts2LUnlicense38
LCD adapter
maplerainresearch
28 × 49 mm4 parts2LCERN-OHL-1.238
AVR/ArduinoMSAP-2 rev.A SMD
178 × 711 mm658 parts2LMIT13
Buttons
89.6 × 35.3 mm12 parts2LMIT11
ESP32KlokTHREEjr
161.3 × 40.6 mm70 parts2LNo license5
Unoq power shield
53.3 × 68.6 mm49 parts4LGPL-3.04
AVR/ArduinoNerf timer
75.9 × 93.5 mm30 parts4LMIT4
ESP32Esp32 minimal
36.2 × 26.8 mm20 parts2LMIT4.0k
EEZ DIB AUX-PS
230.5 × 60 mm63 parts2LTAPR-OHL-1.0391