Open source PCB designs you can simulate
42,857 boards
Every public KiCad project we can find on GitHub, with its processor, full parts list and a render of the board. Any of them can be brought up in simulation: open one and run firmware on it before you order a single PCB.
42,857 boards|Most starred
ESP32Wifistepper
goodrobotics
77.6 × 57.3 mm85 parts4LNo license29
STM32SinESC
SAR-mango
30 × 15 mm84 parts4LGPL-3.029
ESP32Esp32-tv hardware
atomic14
48 × 35.1 mm79 parts4LNo license29
RP2040/RP2350AWS IoT ExpressLink Demo Badge
aws
59.2 × 93.1 mm68 parts2LMIT-029
Nordic nRFCarpo left
heyitscassio
126.3 × 92.7 mm64 parts2LCERN-OHL-S-2.029
Vga2ntsc
jnftech
58.4 × 99.8 mm63 parts2LCustom license29
AVR/ArduinoAcoustic beamforming
CGrassin
68.6 × 81.3 mm51 parts2LMIT29
MSX-RGB
elder0010
99.1 × 45.7 mm48 parts2LNo license29
STM32Solder-Paste-Dispenser with-DCMotor
Jarins
70 × 20.1 mm48 parts2LGPL-3.029
RP2040/RP2350SWD2USBC Sample Target
alvarop
51.8 × 20 mm47 parts4LCC0-1.029
AVR/ArduinoBeebSCSI
Domesday86
65.5 × 50.8 mm47 parts2LNo license29
PolyTuna
UC3Music
114.3 × 64.8 mm45 parts2LNo license29
AVR/ArduinoSD2IEC Pluggable
hackup
50 × 49.4 mm44 parts2LNo license29
MiniPerformerPlus
hkzlab
74.2 × 88.9 mm42 parts4LCC-BY-NC-4.029
ESP32FunHomeSwitch
ZhiFun
27.5 × 32 mm42 parts2LMIT29
Kosmo spring reverb driver
polykit
50 × 200 mm42 parts2LNo license29
Memories
gipi
59.9 × 64.3 mm38 parts2LNo license29
Converter
NEO-JAMMA
43.1 × 48.9 mm34 parts2LGPL-3.029
Artemis hardware
hsfl
95.9 × 90.2 mm32 parts2LMIT29
RP2040/RP2350Pi pico drone
TheNoobInventor
47.6 × 69.1 mm31 parts2LApache-2.029
RISC-VOsillyscope etchable
tvlad1234
48 × 36.5 mm29 parts2LMIT29
Kissboard
fhtagnn
141.9 × 103.7 mm27 parts2LGPL-3.029
C64 250407 SRAM Adapter
53.3 × 59.7 mm21 parts2LCC-BY-NC-4.029
AVR/ArduinoAvBadge 2020
AerospaceVillage
134.3 × 140 mm20 parts2LNo license29
TI MSP430/CCElektronika-1
BenjaminSoelberg
29.5 × 29.5 mm14 parts4LGPL-3.029
TeensyFOC-Carrier
tthom289
39.2 × 52.3 mm11 parts2LMIT29
Mt6835-hoverboard motor
mcells
24 × 32 mm7 parts2LNo license29
RP2040/RP2350Amiga600KeyboardUSBAdapter
thinghacker
57.7 × 56.4 mm6 parts2LGPL-3.029
NI404
Soundpauli
108.5 × 36.5 mm6 parts2LNo license29
AVR/ArduinoMini4wdchrono
Pimentoso
34.5 × 45.8 mm5 parts2LMIT29
Ohis
open-headset-interconnect-standard
69.9 × 38.1 mm5 parts2LCC-BY-NC-4.029
AVR/ArduinoOpenkey cps2
jwestfall69
27.5 × 28.3 mm2 parts2LUnlicense29- schematic only · 56 partsAVR/Arduino
GranulArduino
benjiaomodular
56 partsMIT29 - schematic only · 2 parts
Xbox mainboard
maximus64
2 partsWTFPL29 
AVR/ArduinoLimeRFE
myriadrf
141.1 × 178.5 mm1325 partsNo license28
ESP32Broadcast clock
espena
239.5 × 239.5 mm440 parts4LGPL-3.028
Browse boards by part
AMS1117-3.3 1847USBLC6-2SC6 1502RP2040 1017W25Q128JVS 654AP2112K-3.3 635ESP32-S3-WROOM-1 488TL072 446L7805 43674HC595 404TL074 404CH340C 392LM358 367Pico 356USBLC6-2P6 351AP2112K-3.3TRG1 345Arduino_Nano_v3.x 317LM7805_TO220 315ProMicro 29774LS04 285ESP32-WROOM-32 285PC817 260SRV05-4 25874LS245 257TP4056 250