TheLetterEncrypter - TheLetterEncrypter is a small (14KB download) AES-based text-encryption program.
C-Organizer - C-Organizer is a robust software tool designed for the professional manager that permits them to organize business activities altogether.
GNUPGK - A GnuPG Frontend GUI made in C#.
MSD Organizer - MSD Organizer one of the best software providing you a personalized experience with the complete visibility of the personal and professional manager.
CTI Text Encryption - CTI Text Encryption is an encryption tool that can encrypt any text from messages and articles to codes, etc.
AllMyNotes Organizer - AllMyNotes Organizer is a multi-functional hierarchical information manager for Windows.