1)   TextIndexer 1.0
TextIndexer is a PIM, Text Editor and Internet Search Utility. TextIndexer uses an intuitive tree interface to allow hierarchical storage of information (text, picture items and other objects).

 2)   EmEditor Text Editor Professional 7.02
EmEditor Professional is a text editor for windows supporting scriptable macros, Unicode, plug-ins, regular-expression search, find or replace in files, syntax highlighting, powerful tab feature, and more. Certified for Windows Vista.

 3)   EmEditor Text Editor Standard 6.00.4
EmEditor is a text editor for Windows that fully supports Unicode, enabling you to edit multiple languages. Designed for Windows XP and Windows Vista.