Change data capture (CDC) tools identify and capture changes in source systems, enabling faster data movement between databases for improved business intelligence capabilities. The best CDC tools include Fivetran, Qlik Replicate, Hevo Data, Talend, Oracle GoldenGate, Striim, StreamSets, and IBM Infosphere. These tools offer various features such as log-based change data capture, flexible deployment options, real-time streaming analytics, and built-in data validation to help businesses eliminate data silos, sync data across multiple systems, and reduce the burden on operational databases.