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
ESP82663 channel led driver rev0.4
Faust-Lighting
121.9 × 25.4 mm76 parts2LGPL-3.010
AVR/ArduinoMidi2gate
sebastianbeyer
74 × 175 mm75 parts2LNo license10
3320VCF
hermflink
94.5 × 55 mm75 parts2LGPL-3.010
AVR/ArduinoAtmega328kb
ccadic
112 × 62 mm74 parts2LNo license10
MiniVCF
benjiaomodular
30 × 128.5 mm73 parts2LNo license10
2FISC
DoctorWkt
214.6 × 123.2 mm73 parts2LGPL-3.010
WCH CH32/CH55xToadsTempest
tikinson
94.9 × 76 mm73 parts2LCC0-1.010
RP2040/RP2350Magnetic Encoder Board
ROAR-QUTRC
40 × 40 mm72 parts4LNo license10
ESP32KbxLEDController-16ch
kbx81
73 × 38.1 mm71 parts2LNo license10
TriMiXxX MIDI S3 Mini Control board
usr-ein
90 × 70 mm71 parts2LGPL-3.010
ESP32Obsidian Boa
silvioviscuso
35.6 × 17.8 mm71 parts4LNo license10
NXPPODD
lmnts
97 × 117 mm71 parts2LNo license10
ESP32Batch (4 Layer SMT)
Cyberspecies
100 × 100 mm68 parts4LNo license10
ESP32CAN-to-WiFi-Converter-Dongle-
ampnics
47.5 × 71.5 mm68 parts2LNo license10
STM32Hard wookey motherboard
wookey-project
43 × 66 mm68 parts4LCERN-OHL-1.210
Avr door controller
AlbanBedel
121 × 70 mm67 parts2LNo license10
Nordic nRFRussian woodpecker
openinput-fw
40 × 30 mm66 parts4LCERN-OHL-P-2.010
RP2040/RP2350Spasics
psychogenic
45 × 30 mm66 parts4LGPL-3.010
RP2040/RP2350Panelized Board
GRAMCTRL
203.3 × 221.2 mm65 parts2LGPL-3.010
ESP8266Pcb
PinkFluffyUnic0rn
43 × 40.1 mm65 parts4LGPL-3.010
UMMF
nils-eilers
105 × 100 mm63 parts2LNo license10
IsoUSBRS422
alperyazar
49.8 × 49.8 mm63 parts2LNo license10
PICCANPower
RaphWeyman
75 × 35 mm62 parts2LGPL-2.010
ESP324 channel home automation
95 × 55 mm62 parts2LNo license10
Microchip SAMLora - RS485 bridge
RainDrop-lora
63 × 50 mm62 parts4LApache-2.010
RP2040/RP2350Testy
mmalex
39.5 × 64.7 mm61 parts2LMIT10
STM32QUarkNano 9250 UC4H
ukmook
21.5 × 30 mm61 parts4LCC-BY-SA-4.010
OpenEarlyMacsRAMexpansion
Builder68
137 × 92 mm60 parts2LCERN-OHL-S-2.010
RISC-VWchlinke swd adapter checker
74th
52 × 50 mm59 parts2LMIT10
Corne Light
davidphilipbarr
147.4 × 87.7 mm59 parts2LNo license10
AVR/ArduinoAntdroid board
antdroid-hexapod
99.5 × 53.7 mm58 parts2LCC-BY-SA-4.010
6502 adapter
DopierRex
49 × 75.2 mm57 parts2LGPL-3.010
SAP-Plus Memory Loader
TomNisbet
150 × 100 mm57 parts2LMIT10
STM32Flight-Computer
ImperialSpaceSociety
28.1 × 76.1 mm57 parts4LNo license10
STM32DataProcessingUnit
RobertGawron
79.8 × 55 mm56 parts2LGPL-3.010
Perceptron Adder
rdb64-hobbies
122 × 132 mm56 parts2LMIT10
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