LILYGO TO-ESP8266 OLED SH1106

ESP8266
LILYGO TO-ESP8266 OLED SH1106

ESP8266 development board with 1.3-inch SH1106 OLED display, 8 digital I/O pins, CH9102 USB-serial, 3.3V operation, WiFi 802.11 b/g/n, and JST 1.25mm LiPo connector — supports ESPHome and Tasmota firm

ESP8266160KB4MB8 GPIOWiFi 802.11 b/g/n
~$10View

LOLIN D1 Mini V3

Dev Board
LOLIN D1 Mini V3

Compact WiFi development board based on the ESP8266-12F module. Features 4 MB flash, 11 digital I/O pins, Micro-USB, and a rich shield ecosystem. One of the most popular boards for IoT projects.

ESP826664 KB4MB11 GPIOWiFi WiFi 4 (2.4 GHz)

Heltec WiFi Kit 8

Development Board
Heltec WiFi Kit 8

ESP8266-based IoT development board by Heltec with built-in 0.91-inch OLED display, Li-Po battery management, and WiFi connectivity in a compact 50.9x18.2mm form factor.

ESP8266520 KB4 MB17 GPIOWiFi 802.11n

BigTreeTech ESP8266 WiFi Module

Wireless Module
BigTreeTech ESP8266 WiFi Module

ESP8266-based WiFi transceiver expansion module for BTT 3D printer control boards. Available in ESP12S and ESP-07 variants, enabling wireless connectivity and remote control via serial UART.

ESP826680KB4MBWiFi 802.11 b/g/n 2.4GHz
~$10View

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More to explore — popular traits shared by devices with CPU: ESP8266 (Tensilica L106).