The LINKIT SMART 7688 DUO from Seeed Studio is an open source platform that enables fast prototyping for the development of application solutions using the Internet of Things (IoT). The platform combines the power of hardware and software with MediaTek MT7688 and an ATmega32u4 (L) processor, WiFi connectivity, GPIOs, and Arduino IDE to help developers create projects quickly and easily. It also features I2C, SPI, UART, and other protocols, allowing developers to control various peripherals and sensors. The LINKIT SMART 7688 DUO also provides built-in components for the development of IoT applications such as cloud services, Amazon Web Services, and others.