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
Board
5vsupply
81.3 × 40.3 mm16 parts2LNo license16
Amiga-HDMI-Through-Hole
jasonsbeer
170.2 × 107.1 mm15 parts2LGPL-3.016
KicadLikeAPro-Project-1-BreadboardPowerSupply
futureshocked
30.1 × 52.2 mm15 parts2LMIT16
Qspi pmod
mole99
30.7 × 20 mm15 parts2LApache-2.016
PICBellwether
floren
60 × 40 mm14 parts2LCC-BY-NC-4.016
ESP8266Roomba esp wifi
kg333
25.4 × 30.5 mm14 parts2LCC-BY-SA-4.016
AVR/ArduinoSwinsidNeat
jsanpe
17.5 × 36.6 mm13 parts2LMIT16
AVR/ArduinoSMOL
heyspacebuck
14.2 × 12.2 mm13 parts2LBSD-3-Clause16
Papaya
gasman
65 × 56 mm12 parts2LNo license16
ESP32OpenDTU BreakoutBoard
marove2000
35 × 55 mm12 parts2LCC-BY-SA-4.016
AVR/ArduinoSHARP FEATHER NANO
bitbank2
43.9 × 53.1 mm12 parts2LApache-2.016
ESP32DoorsignEPD
ahinrichs
34.3 × 30 mm10 parts2LTAPR-OHL-1.016
KiClearance
upb-lea
21.8 × 15 mm6 parts2LNo license16
Kicad template arduino uno shield
joustava
52.7 × 53.3 mm4 parts2LMIT16
ISA-Prototype-Card
monotech
101.6 × 101.6 mm2 parts2LNo license16
ReverseRetroLib
jbshelton
58 × 21.2 mm0 parts2LCC-BY-SA-4.016
Flipdot-Array
tylerebowers
218.3 × 76.2 mm0 parts2LNo license16- schematic only · 142 parts
Commodore-Vic-20
StormTrooper
142 partsNo license16 - schematic only · 69 parts
Cohdl
conol-ai
69 partsMIT16 - schematic only · 54 partsAVR/Arduino
GoogleMusicRadio
DanNixon
54 partsApache-2.016 - schematic only · 6 partsESP8266
Epaper
junglejim8
6 partsNo license16 
STM32TRNXSDR-carrier
acruxcz
91.8 × 139.8 mm702 parts6LCERN-OHL-S-2.015
NXPProto-8
marshalltaylorSFE
254 × 127 mm363 parts2LMIT15
CoreOne xCORE200
ohdsp
100 × 100 mm351 parts4LTAPR-OHL-1.015
PC-Engine CDR-30A (CD-ROM2) MAIN PWR Reproduction
rgalland
131.5 × 128 mm326 parts4LGPL-3.015
ESP32P4eregrine
anticitizn
39.5 × 39.5 mm314 parts6LNo license15
DAC-ADAU1966
100 × 100 mm306 parts4LTAPR-OHL-1.015
STM32Radar v2
TonyStark2007
90.2 × 40 mm264 parts4LGPL-3.015
Sisu SSE-9
briskspirit
43.9 × 118.2 mm259 parts6LUnlicense15
STM32Allcolours
microresearch
101.3 × 106.2 mm246 partsNo license15
AVR/ArduinoBkm-10rlternative
skumlos
210.8 × 74.9 mm244 parts4LNo license15
STM32ControlBoard
OpenVVVF
260 × 45 mm239 parts8LCERN-OHL-W-2.015
AVR/ArduinoPlayground 68030 Mk I
thorpej
259.9 × 154.9 mm227 parts6LNo license15
RP2040/RP2350Q9-Chimera
xommmmmmmm
309.6 × 76.2 mm198 parts2LNo license15
Microchip SAMMainboard
AFS-pt
46.1 × 45.6 mm191 parts4LNo license15
ESP32BitForge-Nano
WantClueTechnologies
55 × 120 mm183 parts6LCERN-OHL-S-2.015
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