Cathy - An extremly small, very fast and easy to use media cataloging tool.
Virtual Volumes View - VVV uses a relational database to store its data.
Wincatalog Light - WinCatalog Light provides basic cataloguing functionality:
Blue Mirror CD/DVD Indexer - An archive of the CodePlex open source hosting site
abeMeda - abeMeda is a powerful and very fast disk cataloging tool, reading metadata like EXIF, IPTC, JPG, TIFF, MP3, AAC (iTunes)
DiskCatalogMaker - Simple, smart and fast disc management tool.