Next Generation of ShadowsocksX
UFONet - Denial of Service Toolkit
antigift is simple cross-platform, files & folders encryption tool
C++ cryptographic library (modern hash functions, ciphers, KDFs)
A secure socks5 proxy for Windows
SLS Team Java Library
Send Mime and Smime Emails to Any Type of Mail Server
Open Source PKI solutions
FIDO strong authentication, encryption, digital signature engine
PKI & Card Management System to issue and manage tokens & certificates
Convert files to Base64!
CCryption is a simple opensource text encryption program
Protect and Obfuscate Encode PHP File From reading ( Opensource )
Encrypting, anonymous, unlimited size message transfer system
EasySSL is a library that can establish an SSL/TLS connection
Encrypt files and folders or create your own encrypted text files.
Simple Java Encryption Library
mod_gnutls apache module
this simple program implements the Vigenere cipher in python
Kerberized Messaging Toolkit for Java