RT Thread is a technology platform integrating real-time operating system (RTOS) kernel, middleware components and developer community. It has the characteristics of tiny kernel, stability, reliability, ease of use, high scalability, and rich components. RT Thread has the largest embedded open source community in China, and is widely used in energy, vehicle, medical, consumer electronics and other industries, with a cumulative installed capacity of tens of millions. It has become the most mature and stable open source RTOS with the largest installed capacity independently developed by Chinese people. RT Thread has a good software ecology, supports all mainstream compilation tools in the market, such as GCC, Keil, IAR, etc., has a complete and friendly tool chain, supports various standard interfaces, such as POSIX, CMSIS, C++application environment, Javascript execution environment, etc., and facilitates developers to transplant various applications. RT Thread supports all mainstream MCU architectures, such as ARM Cortex-M/R/A, MIPS, X86, Xtensa, C-Sky, RISC-V. It supports almost all mainstream MCU and Wi Fi chips in the market.