"The Programmer's File Format Collection"

The Programmer's File Format Collection

"Welcome to Wotsit's Format, the complete programmer's resource on the net. This site contains file format information on hundreds of different file types and all sorts of other useful programming information; algorithms, source code, specifications, etc. ..."

I can't believe I've haven't been all over this site...

There's some good binary and text file format info here that I'm sure I'll need.