3,371 open source ESP32 boards
Espressif's Wi-Fi and Bluetooth microcontrollers — bare chips and WROOM/WROVER modules, S2, S3, C3 and C6. 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.
ESP32Room
Jerzeek
50 × 55 mm24 parts2LCERN-OHL-S-2.00
ESP32Quiet trace
rwrife
80 × 52 mm24 parts2LMIT0
ESP32Custompcbwatch
AryanMP07
56 × 74.5 mm24 parts2LNo license0
ESP32Wheel Drive
chuahengli
130 × 105 mm24 parts2LNo license0
ESP32GSR sensor
fg-edu-tep
95.5 × 31 mm23 parts2LNo license0
ESP32Energy monitor
basel19982323-ux
60 × 38 mm23 parts2LCERN-OHL-P-2.00
ESP32Aero-Hand-Open-Left
yxmhello
40.8 × 43 mm23 parts2LCustom license0
ESP32Time o matic
Hasnat4763
60.8 × 74.1 mm23 parts2LMIT0
ESP32Esp md3 servo3 sensor3
NiiRoboKen
75.7 × 69.3 mm23 parts2LNo license0
ESP32Aero-Hand-Open-Left
ParticleWorld-CalvinXing
40.8 × 43 mm23 parts2LCustom license0
ESP32DormRadar RX
gancaokuai
68 × 42 mm23 parts2LCERN-OHL-W-2.00
ESP32Dimensioner v1
anshsinghcoder
74 × 77.5 mm22 parts2LNo license0
ESP32Walkman in-2026
AnomaliScript
92 × 59 mm22 parts2LMIT0
ESP32Kira
Przz23
110 × 75 mm22 parts2LNo license0
ESP32Rocket Payload UTAT2026
UTokyoAT
110 × 50 mm22 parts2LNo license0
ESP32SnakeBoy
Nadoooor
180 × 85 mm22 parts2LMIT0
ESP32Open-Source-Temperature-Sensor-ESP32-C6
IN4148
30 × 28 mm22 parts2LNo license0
ESP32Friendship-Signal-Bracelets
Sealflux
63 × 53.5 mm22 parts2LMIT0
ESP32StealTheMoon
choicebuilds
130 × 130 mm22 parts4LNo license0
ESP32Ducktape
sectersion
65 × 22 mm22 parts2LNo license0
ESP32PCB-ruler for my electronics club
Tomas-Kuchta-FPV
156 × 26 mm21 parts2LCERN-OHL-W-2.00
ESP32RS485 Gateway Dev2
aayu0-0
57.8 × 18.1 mm21 parts2LNo license0
ESP32Aovv rev 0
Krzysiek-Mistrz
131 × 122 mm21 parts2LNo license0
ESP32SNAB
ras-rap
66.5 × 71.5 mm21 parts2LAGPL-3.00
ESP32ESP32-Prototyping-Breakout
Nisarg-Vyas
87.6 × 70 mm21 parts2LMIT0
ESP32FallSensorSystem
RajatG
100 × 80 mm21 parts2LNo license0
ESP32PixelBoard
hamzaa-exe
33 × 45 mm21 parts2LMIT0
ESP32Chimborazo Stratos-1
Cocotrilito
45 × 43.8 mm21 parts2LMIT0
ESP32Iot
ckh7488
13.2 × 16.6 mm21 parts4LNo license0
ESP32C3-pico
FrancoSpitale
28.4 × 51.5 mm21 parts2LMIT0
ESP32Ac sensor
sshoecraft
80 × 30 mm20 parts2LCERN-OHL-P-2.00
ESP32Folding ereader
felix-myrie
86 × 46.7 mm20 parts2LNo license0
ESP32Lnurl card
lnurlcash
85.6 × 54 mm20 parts4LNo license0
ESP32SlimeVR Tracker for ESP32C3 WROOM
Parabellum-Maker
42 × 48.1 mm20 parts2LNo license0
ESP32Micronova stove esphome
r-hmn
65 × 47 mm20 parts4LGPL-3.00
ESP32DropGen
Katiekuehr
92.5 × 62.5 mm20 parts2LNo license0
Browse boards by part
AMS1117-3.3 1261USBLC6-2SC6 1030RP2040 714W25Q128JVS 441AP2112K-3.3 400TL072 342ESP32-S3-WROOM-1 314TL074 308CH340C 287L7805 28374HC595 258Pico 256USBLC6-2P6 256LM358 233AP2112K-3.3TRG1 21974LS04 204Arduino_Nano_v3.x 201ESP32-WROOM-32 199LM7805_TO220 19774LS245 17874LS138 174SRV05-4 17474LS32 171W25Q128JVSIQ 171