549 open source ESP8266 boards
Espressif's original Wi-Fi microcontroller and its ESP-12 and ESP-01 modules. 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.
ESP8266Homeassistant automaic greenhouse
felixwittwer
162 × 60 mm20 parts2LCC-BY-NC-4.027
ESP8266Iot wifi uno hw
iotmakervn
68.5 × 53.3 mm48 parts2LNo license26
ESP8266Esp hat
al177
73 × 30 mm20 parts2LCC-BY-4.025
ESP8266Pcb ttl ftdi esp adapter
klein0r
73.1 × 18.3 mm11 parts2LMIT25
ESP8266Esp8266-temperature humidity
amadeuspzs
49.9 × 34 mm23 parts2LNo license24
ESP8266ZXUNO.1010
UzixLS
100 × 100 mm215 parts2LMIT23
ESP8266OpenBCI Wifi Shield
OpenBCI
61.2 × 61.2 mm67 parts2LCustom license22
ESP8266Ikea fyrtur
mjuhanne
44.5 × 22.5 mm42 parts4LMIT22
ESP8266Rick-Flash
rectifiedtech
80 × 24 mm19 parts2LMIT21
ESP8266TapeDispenser
stephenjdc
50 × 30 mm13 parts2LNo license21
ESP8266OpenCritter DevKit1
SuperMechaCow
80 × 44 mm52 parts2LMIT20
ESP8266ESP-AHT10-Extra
c-
38.3 × 20.8 mm26 parts2LNo license20
ESP8266Esp8266-led dimmer
stelioskat
36 × 31 mm10 parts2LMIT20
ESP8266Forcegauge
szbeni
60 × 40 mm69 parts2LGPL-3.018
ESP8266Stargate
leomanes
335 × 218.6 mm274 parts2LGPL-3.017
ESP8266Micronova controller
philibertc
67.9 × 45.5 mm13 parts2LNo license17
ESP8266MG ZS V2
damienmaguire
180 × 120 mm161 parts4LGPL-3.016
ESP8266Divtiesus maple
anarsoul
76.5 × 56.9 mm41 parts2LGPL-3.016
ESP8266FineMotion-5
Kamilake
49.3 × 19.7 mm40 parts2LCERN-OHL-P-2.016
ESP8266Roomba esp wifi
kg333
25.4 × 30.5 mm14 parts2LCC-BY-SA-4.016- schematic only · 6 partsESP8266
Epaper
junglejim8
6 partsNo license16 
ESP8266Deck65
and3rson
254 × 80 mm183 parts2LGPL-3.015
ESP8266ESP-Hiro
Chrismettal
100 × 50 mm79 parts2LGPL-3.015
ESP8266Smartmeter p1 board
weigu1
80 × 80 mm71 partsGPL-3.014
ESP8266ESP8266 Programming D1 Mini Pogo Jig
WingTangWong
50 × 50 mm2 parts2LGPL-3.014
ESP8266Egaki
abierto-cc
55 × 110.1 mm73 parts2LNo license13
ESP8266TyroBot
TyroElectronics
68 × 49.3 mm44 parts2LGPL-3.013
ESP8266Phloppy 0
piotr-wiszowaty
110 × 55 mm83 parts4LGPL-3.012
ESP8266DMX CTRL
michar71
50 × 100 mm43 parts2LNo license12
ESP8266Mirobot
mirobot
110 × 31.5 mm42 parts2LNo license12
ESP8266Seatalk wifi
atonizzo
31 × 22 mm32 parts2LApache-2.012
ESP8266AWTRIX-Motherboard
Final-Resolution
84 × 63 mm20 parts2LAGPL-3.012
ESP8266Zx sizif-512-wifi
21.9 × 29.5 mm11 parts2LNo license12
ESP8266GreenDetect
Green-bms
145 × 105 mm48 parts2LNo license11
ESP8266Raesp gateway
cziter15
47 × 33 mm17 parts4LGPL-3.011
ESP8266Teensy wifi weather logger
pdp7
3.6 × 3.6 mm11 parts2LCERN-OHL-1.211
Browse boards by part
AMS1117-3.3 1847USBLC6-2SC6 1502RP2040 1017W25Q128JVS 654AP2112K-3.3 635ESP32-S3-WROOM-1 488TL072 446L7805 43674HC595 404TL074 404CH340C 392LM358 367Pico 356USBLC6-2P6 351AP2112K-3.3TRG1 345Arduino_Nano_v3.x 317LM7805_TO220 315ProMicro 29774LS04 285ESP32-WROOM-32 285PC817 260SRV05-4 25874LS245 257TP4056 250