Anti-Spam SMTP Proxy Server implements multiple spam filters
Development toolkit for Web Services and XML data bindings for C & C++
Serial <-> TCP/IP, Serial <-> UDP/IP, TCP/IP <-> UDP/IP
OpenDDS is open source publish/subscribe middleware
Modbus TCP/RTU Slave Software.
SimpleTester
Stream manager
A software gps simulator
A modbus library implemented in Java.
eibd fork to use GIRA Homeserver KO-Gateway
Java Network Layer for Server/Client Communication
A simple yet powerful open source VPN solution
Various TCP/IP servers, clients and network management tools
A simple native java network library
Java RxTx version for use with serial port TCP servers
Library that provides communication over a network
UDP Packet Generator (Stream generator)
Asterix UDP multicast recorder
A simple, non-blocking, NIO-based, TCP socket API for Java