Open Source Windows Server Telnet Software

The Null-modem emulator (com0com) is a kernel-mode virtual serial port driver for Windows. You can create an unlimited number of virtual COM port pairs and use any pair to connect one COM port based application to another. The HUB for communications (hub4com) allows to receive data and signals from one COM or TCP port, modify and send it to a number of other COM or TCP ports and vice versa.

A terminal client written in vb 2010 express

The LanChat Messenger is a series of batch files that interatct together to form a system in which you can communicate with other machines on your network as long as the machine can map a network drive, execute batch files, and change files and folders. The Lanchat Messenger was inspired from another work of messaging, it was extremely simple and easy to use. My messenger works towards the same goals with the advantage of customizable features and adaptable windows.

SWAL is a program that can launch as a service (or standalone) and monitor other services and control other programs. Written in C++ and might have some .NET components (planning on a linux port)