The SD Association is a global organization that develops and promotes standards for secure digital memory cards, known as SD cards. Founded in 2000, it includes various companies from the electronics and technology sectors, working together to ensure compatibility and performance across devices that use these memory cards. The association is responsible for creating specifications for different types of SD cards, such as SDHC (Secure Digital High Capacity) and SDXC (Secure Digital eXtended Capacity). These standards help consumers and manufacturers understand the capabilities of SD cards, ensuring they can store and transfer data efficiently across devices like cameras, smartphones, and computers.