The Linux Foundation is a nonprofit organization that promotes and supports the growth of the Linux operating system and other open-source software projects. Founded in 2000, it provides resources, training, and collaboration opportunities for developers and companies involved in open-source technology. The foundation hosts various projects, including the Linux kernel, which is the core of the Linux operating system, and supports initiatives like Cloud Native Computing Foundation and Hyperledger. By fostering collaboration among developers, businesses, and users, the Linux Foundation aims to advance the adoption and innovation of open-source software worldwide.