EF File Catalog is a lightweight, high-speed utility for Windows that solves a very specific problem: What Exactly is EF File Catalog? Developed by EFSoftware (known for their text editor, EF Find), EF File Catalog is a database-driven application designed to scan and index the contents of removable media (CDs, DVDs, Blu-rays, external HDDs, USB sticks) and network drives.
EF File Catalog remains the gold standard for that specific workflow. It is fast, reliable, and does exactly one thing well:
If you have ever stood in front of a stack of hard drives, sweating because you can't remember which one holds your tax returns from 2014, EF File Catalog is the $40 that will save your sanity.