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 weather station
mantisea12
75.5 × 59 mm31 parts2LNo license0
ESP32Dryer
souptik-samanta
50 × 50 mm31 parts4LNo license0
ESP32Macropad
dialgorithm
138.5 × 100 mm30 parts2LNo license0
ESP32SmartPetCollar
8aChristian
69 × 41 mm30 parts2LMIT0
ESP32Voice assistant for-HA
Matyas604
75.1 × 44.6 mm30 parts2LNo license0
ESP32Mtdelectronic-IGDAS-Hardware
mtdurali
43.5 × 36 mm30 parts2LNo license0
ESP32Mikola Tesla-QCW-DRSSTC-controller
arsinovgleb5-create
85 × 72 mm30 parts2LCC-BY-4.00
ESP32Usba connector
gfoudree
17.1 × 37.8 mm30 parts2LGPL-3.00
ESP32SPM-ESPSM-V1
caketetu
26.4 × 36.9 mm29 parts2LNo license0
ESP32Eink weather station
EthanGreenhouse
80 × 60 mm29 parts2LNo license0
ESP32Precision-Analog-Front-End
LemonAidLee
78 × 99.5 mm29 parts2LCERN-OHL-P-2.00
ESP32Esp32-c3-wroom02-development board
Srushti-D-Hebbar
30.6 × 35.8 mm29 parts4LMIT0
ESP32AIR MOUSE
MAATHES-THILAK-K
41 × 69.4 mm29 parts2LApache-2.00
ESP32ESP32-S3-Mini-Development-Board
Rakesh-Bhandari
28.6 × 38 mm29 parts4LNo license0
ESP32RFID Access
JONeillSr
110 × 80 mm29 parts2LMIT0
ESP32BIOCHEST-ECG-EMG
88 × 58 mm29 parts4LNo license0
ESP32Camila Fernandez Microcontroladores 2025 20230111
Camsu04
50.8 × 68.6 mm28 parts2LNo license0
ESP32AuraClicker
AayushmanDas
46 × 90.7 mm28 parts2LMIT0
ESP32OpenRockTumbler
agmlego
120 × 44 mm28 parts2LNo license0
ESP32Bone conduction hearing aid
kishantm1
40 × 30 mm28 parts2LNo license0
ESP32Esp32industrial
Karma7272-cmd
20 × 234 mm28 parts2LNo license0
ESP32Tuyyo-Hackclub
andaniayan-jpg
99.9 × 99.9 mm28 parts2LNo license0
ESP32Flip0pocket s
LordRobertShaw
85 × 52 mm28 parts4LNo license0
ESP32Electrical-Status-Notification-System
dentenplay5555
76 × 57.4 mm28 parts2LMIT0
ESP32Athenaeum
AdityaJainDXB
130 × 80 mm28 parts2LMIT0
ESP32Led zeppelin board
MiroKeimioniemi
96.5 × 63.5 mm28 parts2LCC-BY-NC-4.00
ESP32ESP32BasedRobitics
averyizatt
133.8 × 75.6 mm28 parts4LMIT0
ESP32Hue simple switch
tineira
42 × 52 mm28 parts2LMIT0
ESP32PC and Light Controller
HighCarlSagan
81.2 × 58.9 mm28 parts2LCustom license0
ESP32Balkon borg
hgn
150 × 92 mm28 parts2LNo license0
ESP32Wingglobe
newtontriumphant
93 × 100 mm28 parts2LNo license0
ESP32ESP32-BOBOARD-5V
gianlucarenzi
100 × 60 mm28 parts4LGPL-3.00
ESP32WeatherStation
kermitsgonnakermicide
38.4 × 33.5 mm27 parts4LNo license0
ESP32Badge
AnakinDmaker
100 × 61 mm27 parts2LMIT0
ESP32Dog tracker
jonathanleahy
30 × 20 mm27 parts2LNo license0
ESP32ESP32-S3-SMALL
AMIFEX-IT
45 × 45 mm27 parts4LMIT0
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