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

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  • 1
    Tera Term
    TeraTerm Project is developing the terminal emulator Tera Term and the SSH compatible extension module TTSSH. This is open source software under the BSD license. This is the official successor to the original Tera Term Pro 2.3. Development takes place on the project page on GitHub.
    Leader badge
    Downloads: 2,952 This Week
    Last Update:
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  • 2

    SyncTERM

    Cross-platform BBS (ANSI) Terminal

    A cross-platform ANSI-BBS terminal designed to connect to remote BBSs via telnet, rlogin, or SSH. Supports ANSI music and the IBM charset when possible. Will run from a console, under X11 using XLib, or using SDL.
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    Downloads: 332 This Week
    Last Update:
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  • 3
    putty-nd
    Noodle build of PuTTY suite, green soft with chrome style UI and group-able and searchable session management.
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    Downloads: 223 This Week
    Last Update:
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  • 4
    KiTTY

    KiTTY

    Lightweight, open-source SSH/telnet client

    KiTTY is a lightweight, open-source SSH/telnet client and terminal emulator based on PuTTY, designed for use in Windows environments. It is primarily used for remote connections via SSH, Telnet, Rlogin, and serial protocols, making it an essential tool for system administrators, network engineers, and developers who need to manage remote servers or devices. KiTTY extends PuTTY's functionality with a variety of enhancements, such as session management, automated password handling, and portable executables, providing a more convenient and customizable experience. Its minimalistic design ensures fast performance, while its extended features cater to both basic and advanced users who require reliable, secure, and efficient remote access tools.
    Downloads: 194 This Week
    Last Update:
    See Project
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  • 5

    sftp4tc

    A file system plugin Total Commander

    This plugin allows you to combine the power of Total Commander with the security of SFTP (using SSH) and the comfort of PuTTY.
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    Downloads: 84 This Week
    Last Update:
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  • 6
    KpyM Telnet/SSH Server is a telnet/ssh server for windows.
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    Downloads: 18 This Week
    Last Update:
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  • 7
    WinTun is a simple user friendly application that creates an SSH tunnel to access RDP sessions. It strives to be a win32 native application using the libraries from libssh2 project. In the future there is an intention to support VNC as well.
    Downloads: 4 This Week
    Last Update:
    See Project
  • 8
    FuTTY

    FuTTY

    FireEgl's PuTTY -- FuTTY!

    FuTTY is a fork of PuTTY and PuTTYTray.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 9
    HPN-SSH is a series of performance patches for OpenSSH. By addressing network limitations and CPU limitations significant throughput performance can be realized. Gains of close to two orders of magnitude are possible on long fat network paths. The official git repo is now available at http://github.com/rapier1/openssh-portable. The Sourceforge repository should not be seen as the canonical repository for HPN-SSH. We will update it as we can but users should look to github to generate patches We also support Ubuntu packages. Add them to your package manager with `sudo add-apt-repository ppa:rapier1/hpnssh` Fedora RPMs can be added with, `sudo dnf copr enable rapier1/hpnssh`
    Downloads: 1 This Week
    Last Update:
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  • 10
    Middleware for Existing SSH Hosts (Mesh)

    Middleware for Existing SSH Hosts (Mesh)

    Fine-grained authorizations and single sign-on for SSH remote commands

    Mesh is a secure, lightweight grid middleware that is based on the addition of a single sign-on capability to the built-in public key authentication mechanism of SSH using system call interposition.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 11
    Balancing Load Across Systems (Ballast)
    Ballast is a tool for balancing user load across SSH servers that supports user-specific policies as well as traditional policies based on metrics such as CPU load. It includes a simple client, a lightweight data server, and a data collection agent.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 12
    Bonbon

    Bonbon

    Remote control through ssh and xdotool

    This software is designed to remotely control a personal computer from another one on the local network or the Internet. Program is written in C language using the GTK+ graphical library. It can connect to the remote computer, send key presses, multiple presses and key sequences to a PC and run applications on it.
    Downloads: 0 This Week
    Last Update:
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  • 13
    HSCP (Hybrid scp) is developing to transmit the large size file at high speed on the long distance and wideband infrastructure. It has achieved the fast transfer by changing the file transfer part of scp into the UDP (using UDT).
    Downloads: 0 This Week
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    See Project
  • 14
    HSFTP (Hybrid sftp) is developing to transmit the large size file at high speed on the long distance and wideband infrastructure. It has achieved the fast transfer by changing the file transfer part of sftp into the UDP (using UDT). cf. HSCP.
    Downloads: 0 This Week
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    See Project
  • 15
    HSSH (Hybrid ssh) is developing to transmit the large size data at high speed on the long distance and wideband infrastructure. It has achieved the fast transfer by changing both ways pipeio transfer of ssh into the UDP (using UDT). cf. HSCP
    Downloads: 0 This Week
    Last Update:
    See Project
  • 16
    MySecureShell is a sftp-server developing tool which help to make a ftp server like proftpd but very securised with SSH encryption. This software is highly configurable and very easy to install and use. Project has moved to https://github.com/mysecureshell/mysecureshell !
    Downloads: 0 This Week
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    See Project
  • 17
    Adapt OpenSSH as a library that can be used in other programs
    Downloads: 0 This Week
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  • 18

    PHP SSH2 lib

    Fork of PECL SSH2 0.11.3 includes keyboard_interactive login

    PECL SSH2 is a library for using SSH in PHP. The function ssh2_auth_password fails if the SSH client has keyboard_interactive method set. This fork is made to rectify the above problem. The patches have been sent to PECL . It may release in their next package release also. Visit http://www.adcoprod.com/ njoy!
    Downloads: 0 This Week
    Last Update:
    See Project
  • 19
    Paul Thomas's Performance Tuned SSH, aka PTssh. A cross-platform, high-performance, multi-threaded, thread-safe library implementing the SSH2 protocol and SFTP version 3.
    Downloads: 0 This Week
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    See Project
  • 20
    ProxyOstium

    ProxyOstium

    ProxyOstium is a Proxy program

    ProxyOstium is a UNIX program, that hooks network-related libc functions in dynamically linked programs via a preloaded DLL and redirects the connections through SOCKS4a/5 or HTTP proxies.
    Downloads: 0 This Week
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    See Project
  • 21
    Remote Connection Manager
    Remote Connection Manager is a GTK application that provides an easy way to initiate connections to remote machines. It's primary goal is to provide a GUI to launch ssh, telnet and rdesktop type of applications, however it is highly configurable.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 22
    1) support 5 cipher suites : TLS_RSA_WITH_AES_256_CBC_SHA256 TLS_DHE_RSA_WITH_AES_256_CBC_SHA256 TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384 TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256 TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256
    Downloads: 0 This Week
    Last Update:
    See Project
  • 23
    This is a simple GUI application for scp. This can be used to upload files from the local computer to a remote server where you have user account. This uses libssh library to implement scp .
    Downloads: 0 This Week
    Last Update:
    See Project
  • 24

    libpwmd

    API for Password Manager Daemon (pwmd)

    Libpwmd provides an API for connecting to pwmd. It allows for your application to easily store and retrieve data from a pwmd server. It does all the work of setting up the socket and socket IO. Fetching element content can be done in as little as 4 function calls: pwmd_new(), pwmd_connect(), pwmd_open() and pwmd_command().
    Downloads: 0 This Week
    Last Update:
    See Project
  • 25
    puttywincrypt

    puttywincrypt

    PuTTY smart card and windows crypto support.

    PuTTY smart card and windows crypto support. Configurationless native windows crypto support for PuTTY. Please see the wiki section for more information. Please browse the files to download the source code or the executable files.
    Downloads: 0 This Week
    Last Update:
    See Project
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