Hadoop is an open-source software framework for distributed storage and processing of large datasets. It is designed to scale from single servers to thousands of machines, each offering local computation and storage. Hadoop is widely used for big data analytics and is a popular choice for organizations looking to leverage big data in their applications and services. It is also used for data warehousing, data integration, data migration, data transfer, data retrieval, data availability, data scalability, data durability, data redundancy, data replication, data versioning, data lifecycle, data retention, data privacy, data governance, data compliance, data auditing, and data monitoring. Hadoop is designed to provide a reliable, scalable, and cost-effective platform for storing and processing large datasets. It is widely used by organizations to build and deploy big data applications and services. Hadoop is also used as a web server for serving static content and as a proxy server for other web servers. Hadoop is a popular choice for deploying big data applications and is widely used in production environments. It is also used as a web server for serving static content and as a proxy server for other web servers.