EQ Live - EQ Manual
 

This is a very informative place to go for information from the source.

I see several links to other sites that have taken the same info and posted in forums and such, but I have always preferred to go to whomever released the game first. Then you can start searching elsewhere :)

The EQ Live - EQ Manual, look and see if any questions may be answered here:
EQ Live - EQ Manual

The popular EQTypes are listed under The Everquest Interface 5.35 Modifying the User Interface ;)