3,090 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.
ESP32Esp8266-temp proto
ShawnHymel
35.6 × 50.8 mm26 parts2LNo license1
ESP32THErocket
Tiladura
62.5 × 62 mm25 parts2LMIT1
ESP32Magic seashell speaker
fajr-lilypad
47.8 × 47.8 mm25 parts2LNo license1
ESP32Capstone ece4900
gworkman
68.6 × 62.2 mm25 parts4LNo license1
ESP32RocketFlightController
63 × 62 mm25 parts2LNo license1
ESP32Trans
Karasik777
30 × 60 mm25 parts2LMIT1
ESP32Flexit-Button controller
KrHaaland
100 × 18.2 mm24 parts2LNo license1
ESP32D75-FilamentExtruder
LMHDPRO
91.8 × 100.6 mm24 parts2LMIT1
ESP32Aero-Hand-Open-Left
UNR-RoboticsResearchLab
40.8 × 43 mm23 parts2LCustom license1
ESP321w grove v0.1
axello
50 × 32.8 mm23 parts2LNo license1
ESP32Photodiode lab
fborello-lambda
100 × 100 mm22 parts2LNo license1
ESP32Kibo
rawrrudy
58.5 × 55 mm22 parts2LMIT1
ESP32Mannuino
mannireis
34 × 41.3 mm22 parts2LMIT1
ESP32Disturbance free calling
ImSeanConroy
72.5 × 20 mm22 parts2LMIT1
ESP32Makerlabs acm
MakerLabsVan
100 × 100 mm21 parts2LMIT1
ESP32Power Monitor V2.1
Filips-Talums
33.7 × 113.8 mm21 parts2LNo license1
ESP32SmartGeiger
ahnaf-tahmid-chowdhury
94 × 32 mm21 parts2LApache-2.01
ESP32IMU-board
MohamadAminGhanoum
38.2 × 50.1 mm21 parts2LNo license1
ESP32TRANCE USB-DMX
Soraxem
44 × 20 mm21 parts2LCERN-OHL-P-2.01
ESP32Eja onboard gateway electronics
leonardoward
134.1 × 62.5 mm21 parts2LApache-2.01
ESP32AeonLabs-LDAD-Essentials-For-I2C-Sensors
aeonSolutions
80.3 × 32.1 mm21 parts2LCC0-1.01
ESP32Self balancing robot v2
arthurlawson
80 × 66 mm21 parts2LMIT1
ESP32WRO FE 2026 FoxRobotics
Nakashima26
87.2 × 93.9 mm20 parts2LMIT1
ESP32PCB-Business-Card
Studented0
100 × 75 mm20 parts2LMIT1
ESP32LoRa133
chl33
49.5 × 39.4 mm20 parts4LMIT1
ESP32Vscp din wireless esp32-flat
grodansparadis
42 × 72 mm20 parts2LMIT1
ESP32Imu midi controller
fouiorqwe
25 × 40 mm19 parts2LMIT1
ESP32Upet wifi
fachat
56.4 × 25.4 mm19 parts2LNo license1
ESP32The-Sax32TM
tenorangesax
27.9 × 51 mm19 parts2LNo license1
ESP32Attention-Seeker
M-Mrk
91 × 80.5 mm19 parts2LApache-2.01
ESP32Eidolon
alaotach
52 × 43 mm19 parts2LNo license1
ESP32H.I.R.O-MDS-0027
Broseph9972
80.1 × 107.1 mm18 parts2LGPL-3.01
ESP32LuminousSaucer
paoloach
77 × 41 mm18 parts2LApache-2.01
ESP32Esp32-dev board
rhammell
47.2 × 29 mm18 parts2LGPL-3.01
ESP32Water-Dispenser
anadskman
81.3 × 86.4 mm18 parts2LNo license1
ESP32Esp butt
jsmnbom
65 × 65 mm18 parts2LMIT1
Browse boards by part
AMS1117-3.3 1069USBLC6-2SC6 866RP2040 632W25Q128JVS 394TL072 319AP2112K-3.3 313TL074 281ESP32-S3-WROOM-1 268CH340C 249L7805 229Pico 22174HC595 218USBLC6-2P6 206LM358 20074LS04 180AP2112K-3.3TRG1 179ESP32-WROOM-32 169LM7805_TO220 167SRV05-4 165Arduino_Nano_v3.x 16474LS245 160W25Q128JVSIQ 15774LS138 15574LS32 152