The ESP-PROG is an Espressif development and debugging tool that supports firmware downloading and JTAG debugging for ESP8266, ESP32, ESP32-S2/S3, and ESP32-C3 devices. Featuring an FT2232HL USB-to-UART bridge, selectable 3.3V/5V power output, and automatic boot/reset control, it enables seamless programming, dual-channel serial communication, and advanced debugging with IDE integration.