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
    ExtraPuTTY - fork of putty 0.67. (Add win32 API,shortcuts for pre-defined command,can use files instead of the registry,auto-reconnect, scripting a session with lua,integrates FTP,TFTP,Ymodem,Xmodem transfert protocols, integrates cygwin, zmodem, session manager,hyper link projects and others ...)
    Leader badge
    Downloads: 318 This Week
    Last Update:
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  • 2

    tn5250

    5250 telnet client

    tn5250 emulates a 5250 terminal or printer over telnet, for connecting to IBM Power Systems, iSeries and AS/400 computers running IBM i, i5/OS and OS/400. It runs on any Unix or Windows system. Note that this project is now on GitHub at https://github.com/tn5250/tn5250
    Leader badge
    Downloads: 90 This Week
    Last Update:
    See Project
  • 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:
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  • 4
    A nearly full options telnet 5250 terminal emulator. It includes a programmers API to improve 5250 panels by adding field popups, hints, ...
    Leader badge
    Downloads: 7 This Week
    Last Update:
    See Project
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  • 5
    Dave's Telnet

    Dave's Telnet

    Windows Terminal Emulator

    dtelnet: A Free Telnet Client for Windows 16/32/64 Emulates many terminal types 'linux,xterm,rxvt,konsole,vt100,vt320,vt420' (xterm[-256color] is the preferred), talks protocols 'telnet' and 'login'. Many customization options available.
    Downloads: 6 This Week
    Last Update:
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  • 6
    FreeHost3270 is a complete 3270-to-web solution, providing single-point deployment of legacy 3270 applications to unlimited clients. It delivers either a java applet-based TN3270 emulator, or a stand alone application with rich GUI.
    Leader badge
    Downloads: 7 This Week
    Last Update:
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  • 7
    JTelnet is a simple telnet library for Java with a few demo applications. One is a simple command line telnet, another is a Swing component that includes VT100 emulation.
    Downloads: 7 This Week
    Last Update:
    See Project
  • 8
    quardCRT

    quardCRT

    quardCRT is a terminal emulation software.

    quardCRT is a terminal emulation software that supports multiple terminal protocols, can be used across platforms without dependencies, and has a completely consistent user experience on windows/linux/mac. It supports multiple tabs and history management.
    Downloads: 4 This Week
    Last Update:
    See Project
  • 9
    A C# .net VT/Telnet terminal emulator. The project is still very much in development but the Terminal is quite useable and fairly tolerent. It requires a c# 2 compiler. If anyone has taken this project any further, I'd love to see the results.
    Downloads: 2 This Week
    Last Update:
    See Project
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  • 10
    The Java(tm) Telnet Applet is a fully featured telnet/SSH program that allows users to connect and login to remote hosts via the Internet or an Intranet using only their WWW Browser. It includes not only telnet-compliant connection services, but also th
    Downloads: 1 This Week
    Last Update:
    See Project
  • 11
    GambolPuTTY
    A completely different PuTTY version nobody expects.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 12
    JBuzz BBS Server is a telnet daemon which provides several communication facilities, like discussion board and chatting room for clients to experience. In order to extend functions for the system more easily, the feature called "applet" is introduced.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 13
    A continuation of development on the Java Telnet Application by parties interested in seeing the application extended further. Development on the original application has subsided.
    Downloads: 0 This Week
    Last Update:
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  • 14
    Keeon , keep the interactive connection to internet or other device on by sending unused chars frequently. It create a pty for the interactive program and send chars to the pty like robots if no input from the user entered. Now telnet and ssh are
    Downloads: 0 This Week
    Last Update:
    See Project
  • 15
    OpenTelnet is a telnet client for MacOS that is written in REAL Basic and has a focus on making a client telnet shell that can support extended characters like that found in TN, TV or VT terminals.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 16
    PocketPuTTY is a Pocket PC port of famous PuTTY (SSH client). Smartphone support is also planned. The long-term goal is to get PocketPuTTY included into official PuTTY development tree.
    Downloads: 0 This Week
    Last Update:
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  • 17
    ProxyTerm (pterm) is a simple tool to control console applications running on a remote machine. Unlike in telnet/ssh, applications are not terminated if the connection is shut down, but are kept running for subsequent connections from pterm clients.
    Downloads: 0 This Week
    Last Update:
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  • 18
    A gathering spot for terminal emulators written in RealBasic and specifically mud clients. As a starting point, we provide RB Terminal Emulation Suite, an extensible frame work for developing terminal emulator clients.
    Downloads: 0 This Week
    Last Update:
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  • 19
    RealMint is an ANSI terminal emulator and telnet client written completely in JavaScript. When installed, RealMint lets you login to your server from a web browser using telnet and an encrypted HTTPS tunnel.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 20
    TelScript. Telnet client as COM object controled by VB script. Dramatically extends telnet client functionality. Win32
    Downloads: 0 This Week
    Last Update:
    See Project
  • 21
    The Kava Telnet Application is complete telnet and SSH application featuring pluggable modules for easy customization. This is an up-to-date "fixed-and-patched" fork of the fantastic JTA project by Matthias Jugel and Marcus Meissner.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 22

    VB5250

    TN5250 Emulator written in VB.Net

    A TN5250 client in four parts: A telnet client DLL, a 5250 emulator DLL, a host access LIPI server client DLL, and a Windows GUI. The DLLs can be integrated into your own GUI if you desire.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 23
    ajaxPHPterm is an AJAX terminal/shell emulator for PHP, based on the PHPterm project. It acts as a terminal and allows you to execute shell commands within your browser, even in a hosted environment. Added AJAX makes it behave more like a real shell.
    Downloads: 0 This Week
    Last Update:
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  • 24
    Provides steganographic cloaking for scripts and other data by interspersing sensitive lines with ANSI codes to clear themselves after drawing on a terminal. Front data, commented-out, is displayed instead.
    Downloads: 0 This Week
    Last Update:
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  • 25
    gqmud is developed by a two man team, mike and chris. Their goal is to provide the linux community with a client that rivals MegaMUD in power. Keep your eyes open, we're serious this time =)
    Downloads: 0 This Week
    Last Update:
    See Project
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