GlusterFS is an adaptable network filesystem designed for high-demand applications, including cloud storage solutions and media streaming. This software is both free and open source, making it compatible with readily available hardware. It functions as a scalable, distributed file system that merges storage resources from various servers into a unified global namespace. Organizations have the flexibility to expand their capacity, performance, and availability as needed without being tied to a specific vendor, whether they operate on-premises, in the public cloud, or in hybrid settings. Many organizations across diverse sectors such as media, healthcare, government, education, web 2.0, and financial services have adopted GlusterFS for their production environments. The system is capable of scaling to several petabytes and efficiently managing thousands of clients while ensuring POSIX compatibility. It operates on standard commodity hardware and supports any on-disk filesystem that allows extended attributes. Furthermore, GlusterFS can be accessed via widely-used protocols like NFS and SMB, and it offers essential features including replication, quotas, geo-replication, snapshots, bitrot detection, and much more, ensuring data integrity and availability. Its versatility and robust capabilities make it a preferred choice for organizations looking to optimize their data storage solutions.