NodeMCU ESP32-C3 WiFi & BLE IoT boards show up for about $4 - CNX

ESP32-C3 board comes with 16340 battery holder, D1 mini compatibility - CNX Software

LOLIN C3 Mini ESP32-C3 board is compatible with Wemos D1 Mini shields - CNX Software

ESP32-C3 – Pinout

ESP32-C3-0.42LCD is a tiny WiFi & BLE IoT board with 0.42-inch display, Qwiic connector - CNX Software

Getting Started With ESP32-C3 Development Board

ESP32-C3 WiFi+Bluetooth 5.0 IOT Development Board from ICWorld on Tindie

Espressif Leaks ESP32-C3: A WiFi SoC That's RISC-V And Is ESP8266 Pin-Compatible

ESP32-C3 WiFi+Bluetooth 5.0 IOT Development Board from ICWorld on Tindie

WeAct ESP32H2-N4 - A $6 Bluetooth 5.2 LE, Zigbee 3.0, and Thread development board - CNX Software

USB C ESP32 Development Board with WiFi, Bluetooth, BLE Support, ESP32-C3 Microcontrollers with Up to 160MHz Clock Speed, 4MB Flash, 384KB ROM, 400KB SRAM, Compatible with Arduino IDE : Electronics

ESP32-C3 Mini Development Board, Based on ESP32-C3FN4 Single-core Processor. Low-power SoC equipped with RISC-V 32-bit single-core processor, up to

ESP32-C3 Mini Development Board, Based on ESP32-C3FN4 Single-Core Processor 160MHz Running Frequency, Support 2.4GHz Wi-Fi & Bluetooth 5, Onboard

LILYGO T-32C3 - A small ESP32-C3 WiFi & BLE IoT module with 4MB flash - CNX Software

Usb C Esp32 Development Board 2.4ghz Wifi Wireless Ble - Temu

ESP32-C3 board comes with 16340 battery holder, D1 mini compatibility - CNX Software

Espressif ESP32-C6 and ESP32-H2 SoCs with 802.15.4 radio supporting Zigbee (ZBOSS 3.0 stack) and Thread (OpenThread) + Bluetooth (BLE 5.2) · zigpy zigpy · Discussion #783 · GitHub