PRONOM

The online registry of technical information. PRONOM is a resource for anyone requiring impartial and definitive information about the file formats, software products and other technical components required to support long-term access to electronic records and other digital objects of cultural, historical or business value.
Functionality: 
File format specification database.
Level of Expertise: 
Knowledge of metadata schemas in particular technical preservation metadata.

PRONOM fits in the following categories

The DCC is funded by

Joint Information Systems Committee