What is an Arduino? - SparkFun Learn
Banana Pi BPI-ESP32 Board Follows Arduino UNO Form Factor, Works with Webduino and Arduino IDE - CNX Software
ESP32 WiFi + bluetooth Board in Arduino UNO form factor
![4. Arduino Technical Details - Arduino: A Technical Reference [Book]](https://www.oreilly.com/api/v2/epubs/9781491934319/files/assets/aian_0405.png "4. Arduino Technical Details - Arduino: A Technical Reference [Book]")
4. Arduino Technical Details - Arduino: A Technical Reference [Book]
GitHub - sparkfun/microSD_Shield: A microSD shield for the Arduino Uno form factor, available from SparkFun Electronics
TSX00005 - Arduino - Adapter Board, Arduino MKR1000 And UNO Shield Interface
Arduino Uno Rev3 — Arduino Online Shop
ESPr® One (Arduino Uno form-factor) - SWITCH-SCIENCE
WeMOS WiFi ESP8266 in Arduino UNO form Factor
ESPRIT - ESP32 in Arduino UNO form factor
Arduino UNO R4
Arduino® UNO R4 Minima — Arduino Online Shop
Banana Pi BPI-ESP32 Board Follows Arduino UNO Form Factor, Works with Webduino and Arduino IDE - CNX Software
New Arduino Uno R4 Coming in May: Upgraded configuration with USB-C and Wi-Fi support
ESP32-S Development Board, in "Arduino Uno" form factor - Share Project - PCBWay
Arduino ships its UNO R4 board with 32bit Renesas processor ...
ESPr® One (Arduino Uno form-factor) - SWITCH-SCIENCE
ESPRIT - ESP32 in Arduino UNO form factor
Freematics ESPRIT -- ESP32 in Arduino UNO form factor - Hardware bazaar - Hiveeyes
Seeed's Spartan Edge Accelerator Combines an ESP32 and Spartan FPGA in the Arduino Uno Form Factor - Hackster.io
Arduino Shields v2 - SparkFun Learn
Arduino ProtoShield Proves Perfect for Massaging a Raspberry Pi Pico Into an Uno-Style Board - Hackster.io
ESP32 Arduino-style Development Board — PMD Way
ESPr® One (Arduino Uno form-factor) - SWITCH-SCIENCE
Choosing an Arduino for Your Project
ESP32-S Development Board, in "Arduino Uno" form factor - Share Project - PCBWay
