Abstract: The green and low-carbon development of microgrids is centered around renewable energy, and through the application of key technologies such as energy storage, intelligent energy management, and energy efficiency optimization, the green, low-carbon, and sustainable development of microgrids is achieved. This article summarizes the key technologies for the green and low-carbon development of microgrids, including renewable energy utilization, energy storage technology, intelligent energy management systems, energy efficiency optimization technology, microgrid coordination and control, energy internet, and data analysis. The comprehensive application of these technologies will promote the development of microgrids towards green and low-carbon directions, achieve the goals of sustainable energy supply and reducing carbon emissions, and promote environmental protection and sustainable economic development.