Locknote

Store your most valuable notes in a LockNote. Hide your everyday notes in a safe place. Application and document in one: the mechanism to encrypt and decrypt a note is part of it. Secure, simple, independent. No installation required.

Free Open Source Windows

CryptoTE

CryptoTE is a text editor with integrated strong cryptography. It is based on the popular Scintilla widget and automatically stores text data in secure encrypted container files.

Free Open Source Windows Linux

fSekrit

fSekrit is a small application for keeping securely encrypted notes. These notes are truly stand-alone; the editor program and your note are merged together into a tiny...

Free Windows

Notebook PEA

Protects your private notes with a password. Notebook PEA is a self-decrypting archive, that will never store unencrypted text on your disk.

Free Open Source Mac OS X Windows Linux BSD

CryptNote

CryptNote is a tiny (20KB) fully portable NotePad-like text-editor with encryption. It encrypts/decrypts text with the AES/Rijndael algorithm according to a...

Free Windows