A library of tools for math calculation
Lightweight document management system
Implementation of the OFTP2 protocol (RFC 5024)
Chat Messenger. E-Mail-Client. Websearch. Filetransfer.
Open source file encryption software
supports RS232/485/Modbus, sockets, text enc/dec (multi-alg) and so on
Open-source code that enables you to use Serpent in CBC mode
A simple password manager for Windows based on OpenSSL
57 Hash Functions In One Program, plus each with HMAC or KMAC
Password Safe encrypted databases, Java library
Precision Trigonometry: Advanced Calculator for Complex Math
Twinkle is an open-source text editor that encrypts your documents
Open-source code that enables you to use AES in CBC mode
Sign PDF with Digital Signature Certificate (DSC)
PGP graphical user interface
UDP Image Uploader with Serpent Encryption Algorithm in CBC Mode
Encrypt and manage secret text data
A portable, cross-platform data encryption app.
Java application for encryption
Smoke: Android Crypto Chat Messenger
A collection of practical tips can be found at the bottom of this page
The source code of the In-Browser-File-Encrypter web app