From: (ProteanThread) on
http://itimer.home.ro/studpe.html

Stud_PE The Portable Executables Viewer/Editor
view/edit PE basic Header information (DOS also):
-header structures to hexeditor;
view/edit Section Table:
- add new section;
view/edit Directory Table:
-Import/Export Table viewer;
-Import adder;
-Resource viewer/editor (save/replace ico/cur/bmp);
Pe Scanner (PEiD sig database):
-400 packers/protectors/compilers;
Task viewer/dumper/killer;
PEHeader/Binary file compare;
RVA to RAW to RVA;
Drag'nDrop shell menu integration;
Basic HexEditor;