3,461 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.
ESP32Fencing Club standalone scoring box
AndrewCraswell
165 × 100 mm199 parts4LMIT0
ESP32Systemboard
adrianhelfer
175 × 135 mm193 parts4LNo license0
ESP32EEG-CAR-01 carrier board -- Rev C, UNROUTED
stepvda
150 × 130 mm186 parts4LNo license0
ESP32VolPak-1000
raybello
153.7 × 108.5 mm185 parts4LNo license0
ESP32ENGG3800-g15
JoshCrouch
101.9 × 109.5 mm182 parts2LNo license0
ESP32Adau1492
fabguitar69690
113 × 77 mm171 parts2LNo license0
ESP32Piezometer
Daniele21211
99.7 × 66.9 mm161 parts2LNo license0
ESP32VCU
matatma23-gento
60.5 × 100.5 mm160 parts4LNo license0
ESP32Solar Project Rev0 - Manufactured First Build
Phil-CIA
100 × 99.9 mm157 parts4LNo license0
ESP32Bitaxe Flux - ENGINEERING DRAFT
Zayno
147 × 90 mm144 parts6LCERN-OHL-S-2.00
ESP32MPPT 2420 HC
PawelSroczynski
100 × 100 mm140 partsGPL-3.00
ESP32Pinball matrix board
100 × 100 mm137 parts2LNo license0
ESP32.Mega2560plus.spinrender src
sneakylizard123-4
53.3 × 101.6 mm137 parts6LNo license0
ESP32Mainboard model reference
0x616c6f6e
46 × 76 mm135 parts6LNo license0
ESP32Smart Home Energy Management System
jsitech4
198.1 × 130.8 mm133 parts4LNo license0
ESP32Nucula v2
zeugmaster
60 × 110 mm127 parts4LCERN-OHL-S-2.00
ESP32Main 2026 V1
Gamu2124
156.7 × 149.9 mm127 parts2LNo license0
ESP32Big Daddy
uvmaero
245.5 × 127 mm124 parts4LNo license0
ESP32C816SX-SM
rjacobs1969
99.9 × 99.9 mm122 parts6LNo license0
ESP32Bluetooth Box V3
zOnlyKroks
64.5 × 74.8 mm119 parts4LCC0-1.00
ESP32Node RS485
maivananh111
83.7 × 53.7 mm116 parts2LNo license0
ESP32Sigma Spaceship - second try
Napkin-to-Billboard
123 × 55 mm114 parts4LMIT0
ESP32Esp32s3-devkit-5v
eshelton328
64 × 56 mm112 parts4LNo license0
ESP32Esp32s3-devkit-5v
64 × 56 mm112 parts4LNo license0
ESP32Bldc
klaus-liebler
58 × 60 mm112 parts2LMIT0
ESP32Interface controler
mickdassive
110 × 120 mm109 parts4LNo license0
ESP32Dev board r2
family-mruby
90 × 70 mm109 parts4LCERN-OHL-S-2.00
ESP32Main
Thrcot
100 × 66 mm108 parts2LNo license0
ESP32Rev1
Hasatio
67.3 × 96.9 mm108 parts2LNo license0
ESP32ESP32-S3 GDEM102T91 Mainboard
ggkk0818
55 × 84 mm106 parts4LMIT0
ESP32PercussiveInterface-3
lleck
460 × 97.7 mm105 parts2LNo license0
ESP3210.28.25 V2 Wifi
DhaDylan
138.9 × 118.5 mm105 parts4LNo license0
ESP32Board4 nosecone
DashiellRussell
198 × 90 mm100 parts4LNo license0
ESP32Mesh phone
JeremyLakeyJr
87 × 154 mm95 parts2LNo license0
ESP32V1
antonu17
250 × 250 mm94 parts2LNo license0
ESP32Pdb
robotique-udes
96.5 × 97.9 mm92 parts4LMIT0
Browse boards by part
AMS1117-3.3 1287USBLC6-2SC6 1056RP2040 725W25Q128JVS 444AP2112K-3.3 408TL072 347ESP32-S3-WROOM-1 324TL074 308CH340C 290L7805 29074HC595 267USBLC6-2P6 260Pico 258LM358 237AP2112K-3.3TRG1 22474LS04 207ESP32-WROOM-32 203Arduino_Nano_v3.x 202LM7805_TO220 20174LS245 18474LS138 176SRV05-4 17674LS08 17574LS32 175