3,217 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.
ESP32ESP32-S3-SMALL
AMIFEX-IT
45 × 45 mm27 parts4LMIT0
ESP32ROV-1
IslamHUFE
130 × 90 mm27 parts2LNo license0
ESP32Kicad riscv workshop
MarkoMuc
34.9 × 48.5 mm27 parts4LNo license0
ESP32MrReflow
C3MA
55 × 96 mm26 parts2LGPL-3.00
ESP32Auto
BraulioRom20
120.3 × 82.8 mm26 parts2LNo license0
ESP32Auto
120.3 × 82.8 mm26 parts2LNo license0
ESP32The cycle-Smartener
DhairyaAPImaster
120 × 106.3 mm26 parts2LMIT0
ESP32Audio signal generator
igor-gia
90.5 × 68 mm26 parts2LMIT0
ESP32RubberESP32-S3
aviyanp
50 × 50 mm26 parts4LNo license0
ESP32Auto
heyboiiiii
120.3 × 82.8 mm26 parts2LNo license0
ESP32Esp32-As5600-Sensor-Interface
harshitha124000
53.6 × 66.6 mm26 parts2LNo license0
ESP32PlantWatering
Meltwin
80.3 × 59.4 mm26 parts2LMIT0
ESP32Greenhouse
garthwebb
113.2 × 36.4 mm26 parts2LNo license0
ESP32AtmosMesh bench station
konih
139 × 58 mm25 parts2LMIT0
ESP32Moisture Sensor
JakobThiessen
135.4 × 28.5 mm25 parts2LMIT0
ESP32Autonomous seed planting robot
HusseinAlwali
81.6 × 144.1 mm25 parts2LMIT0
ESP32ESP32-Breadboard-Devboard
mgollapudi104
21 × 73 mm25 parts2LNo license0
ESP32SmartWateringFlowerPot
Chrissyuh
61.9 × 80.9 mm25 parts2LMIT0
ESP32Quiet trace
rwrife
80 × 52 mm24 parts2LMIT0
ESP32Goat-Drone
joelmathewsssss
38 × 38 mm24 parts2LNo license0
ESP32Smart projector remote
benceharomi
30 × 60 mm24 parts2LMIT0
ESP32Room
Jerzeek
50 × 55 mm24 parts2LCERN-OHL-S-2.00
ESP32Wheel Drive
lnpanini
130 × 105 mm24 parts2LNo license0
ESP32Line follower car
varaddeshpande15
167.1 × 181.2 mm24 parts2LNo license0
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
ESP32Aero-Hand-Open-Left
yxmhello
40.8 × 43 mm23 parts2LCustom license0
ESP32Energy monitor
basel19982323-ux
60 × 38 mm23 parts2LCERN-OHL-P-2.00
ESP32Time o matic
Hasnat4763
60.8 × 74.1 mm23 parts2LMIT0
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
ESP32Ducktape
sectersion
65 × 22 mm22 parts2LNo license0
ESP32SnakeBoy
Nadoooor
180 × 85 mm22 parts2LMIT0
ESP32Friendship-Signal-Bracelets
Sealflux
63 × 53.5 mm22 parts2LMIT0
Browse boards by part
AMS1117-3.3 1196USBLC6-2SC6 983RP2040 699W25Q128JVS 421AP2112K-3.3 376TL072 339TL074 307ESP32-S3-WROOM-1 304CH340C 274L7805 271Pico 25174HC595 248USBLC6-2P6 248LM358 228AP2112K-3.3TRG1 205Arduino_Nano_v3.x 19774LS04 193LM7805_TO220 185ESP32-WROOM-32 18274LS245 171SRV05-4 169W25Q128JVSIQ 16974LS138 16274LS32 161