Anti-Spam SMTP Proxy Server implements multiple spam filters
Implementation of the EDIINT AS2 protocol (RFC 4130)
Implementation of the OFTP2 protocol (RFC 5024)
UFONet - Denial of Service Toolkit
Strong Email & Apache Log Analysis with Active Security Features
Cerberus Content Management System
Java library for easy accessing Tor network.
A simple yet powerful open source VPN solution
Various TCP/IP servers, clients and network management tools
Classic Web Service Support
Encrypting E-Mail Client
A simple native java network library
the EXercise event Injection TOolkit
The original Xivio.com World Server Core
A secure implementation of GWT Client / Support Agent chat
A simple, quick, user friendly and secure forum like Baidu.com tieba.