Browse free open source Telnet software and projects below. Use the toggles on the left to filter open source Telnet software by OS, license, language, programming language, and project status.

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  • 1
    Null-modem emulator

    Null-modem emulator

    The virtual serial port driver for Windows.

    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.
    Leader badge
    Downloads: 3,766 This Week
    Last Update:
    See Project
  • 2
    RealTerm: Serial/TCP Terminal

    RealTerm: Serial/TCP Terminal

    Serial and TCP terminal for engineering and debugging

    Serial terminal program for engineering. Ideal for development, reverse engineering, debugging, datalogging and capture, and automatic test. The website is a comprehensive manual for Realterm. It has an comprehensive ActiveX/COM automation support so it can be used a serial component by other programs. An extensive commandline interface supports batch files and simple automatic test programming. Commands can be sent to running instances, and commands can be stored and run in files. [ActiveX](http://realterm.sourceforge.net/index.html#ActiveX_Interface) and [Command Line](http://realterm.sourceforge.net/index.html#Command_Line_Parameters) commands are well documented. Sourceforge major releases are only made occasionally. To follow development versions see News and subscribe.
    Leader badge
    Downloads: 3,290 This Week
    Last Update:
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  • 3
    Qodem Terminal Emulator
    Qodem is a a terminal emulator that resembles the BBS-era Qmodem. Includes phonebook, scrollback, capture, X/Y/Zmodem, Kermit, ANSI (+ music) / Avatar / VT102 / Linux emulation, Unicode, and keyboard macros. Connects over serial, ssh, telnet, rlogin.
    Leader badge
    Downloads: 21 This Week
    Last Update:
    See Project
  • 4
    The Clans was a popular game written for online BBSes back in the day of their great popularity. It is a text-based game featuring inter-BBS communications. It was written initially for Turbo C++, but has been ported to gcc and MSVC
    Downloads: 6 This Week
    Last Update:
    See Project
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    The All-in-One Commerce Platform for Businesses - Shopify

    Shopify offers plans for anyone that wants to sell products online and build an ecommerce store, small to mid-sized businesses as well as enterprise

    Shopify is a leading all-in-one commerce platform that enables businesses to start, build, and grow their online and physical stores. It offers tools to create customized websites, manage inventory, process payments, and sell across multiple channels including online, in-person, wholesale, and global markets. The platform includes integrated marketing tools, analytics, and customer engagement features to help merchants reach and retain customers. Shopify supports thousands of third-party apps and offers developer-friendly APIs for custom solutions. With world-class checkout technology, Shopify powers over 150 million high-intent shoppers worldwide. Its reliable, scalable infrastructure ensures fast performance and seamless operations at any business size.
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  • 5

    Comrade Terminal

    Multipurpose serial terminal that includes HEX reading and capture

    Downloads: 0 This Week
    Last Update:
    See Project
  • 6
    Manipulate multiple telnet in 1 application with python script ability. This application used twisted, wxpython. And used BOA constructor as IDE.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 7
    This service listens for incoming TELNET network connections. When a connection on the network port is received, the corresponding serial port is opened and the data between the two ports is redirected. When the network connection is closed, the serial port is closed and the service begins listening for another network connection.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 8
    A server application, a TELNET server, which mainly works as an interface for users to connect to the server serial port or another TELNET server. Any new ideas may be added in along the implementation.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 9
    cyclades-serial-client is an RFC 2217 compliant client that works with servers such as Cyclades Terminal Servers and sercd. It creates a virtual serial port which connects to the server over a network.
    Downloads: 0 This Week
    Last Update:
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  • 10

    sredird

    RFC 2217 compliant serial port redirector

    Sredird is a serial port redirector that is compliant with the RFC 2217 "Telnet Com Port Control Option" protocol. This protocol lets you share a serial port through the network. RFC 2217 was orginally implemented in Cisco Terminal Servers in IOS version 11.x.
    Downloads: 0 This Week
    Last Update:
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