Iguana is a versatile LoRa-based sensor platform designed for smart agriculture and urban environmental monitoring. It supports multiple wireless communication protocols, including LoRa, Bluetooth, BLE, Wi-Fi, and RF, enabling adaptability to various IoT applications. The system is compatible with sensors such as the DS18B20 for soil temperature, soil moisture sensors, and ambient humidity and temperature sensors. Additional features include an onboard driver for a small water pump, a real-time clock (RTC) module, an SD card slot for data logging, and an OLED screen for real-time data display. The hardware is designed to be low-cost and suitable for both domestic and industrial applications.