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

  • MongoDB Atlas runs apps anywhere Icon
    MongoDB Atlas runs apps anywhere

    Deploy in 115+ regions with the modern database for every enterprise.

    MongoDB Atlas gives you the freedom to build and run modern applications anywhere—across AWS, Azure, and Google Cloud. With global availability in over 115 regions, Atlas lets you deploy close to your users, meet compliance needs, and scale with confidence across any geography.
    Start Free
  • Keep company data safe with Chrome Enterprise Icon
    Keep company data safe with Chrome Enterprise

    Protect your business with AI policies and data loss prevention in the browser

    Make AI work your way with Chrome Enterprise. Block unapproved sites and set custom data controls that align with your company's policies.
    Download Chrome
  • 1
    FastChat is a small and easy to use chat program in the local network. It works with the udp-protocol.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 2
    A fork of pidgin which aims to provide minor features that have not been addressed by the pidgin development team (including manual textbox resizing). See funpidgin.sf.net for details.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 3
    Ethernet chat compatible with popular Lanchat Pro ( UDP chat to talk in local network). Uses gtk+ and gettext.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 4
    Downloads: 0 This Week
    Last Update:
    See Project
  • Level Up Your Cyber Defense with External Threat Management Icon
    Level Up Your Cyber Defense with External Threat Management

    See every risk before it hits. From exposed data to dark web chatter. All in one unified view.

    Move beyond alerts. Gain full visibility, context, and control over your external attack surface to stay ahead of every threat.
    Try for Free
  • 5
    PLEASE NOTE: We moved to launchpad.net! https://launchpad.net/pidgin-hsmw Add the HSMW user account to your buddy and you will be able to navigate to his timetable or write him an email via context menu.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 6
    scibot ist ein IRC Bot der in c geschrieben wurde. Er ist für Linux abgestimmt, eine portierung auf win dürfte aber nicht all zu schwer sein :) Er hat schon ein paar nützliche funktionen, zum teil auch fun.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 7
    The IM-Pack-Installer aims to make the installation of the multi-protocol-client Miranda as easy as possible.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 8
    "JacKBot" is an IRC bot which can be amplified with modules.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 9
    A application to securely communicate with other users through the internet or through modem! This application is in its Beta stage and is currently only running under Windows 98 / 2000 and up. It will in the future be compatible with linux and BSD.
    Downloads: 0 This Week
    Last Update:
    See Project
  • Simple, Secure Domain Registration Icon
    Simple, Secure Domain Registration

    Get your domain at wholesale price. Cloudflare offers simple, secure registration with no markups, plus free DNS, CDN, and SSL integration.

    Register or renew your domain and pay only what we pay. No markups, hidden fees, or surprise add-ons. Choose from over 400 TLDs (.com, .ai, .dev). Every domain is integrated with Cloudflare's industry-leading DNS, CDN, and free SSL to make your site faster and more secure. Simple, secure, at-cost domain registration.
    Sign up for free
  • 10
    Mundo is a 3D online environment in which the environment itself is created and expanded by the community using the provided tools.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 11

    NeonServ

    The ultimate User IRC Bot

    NeonServ is a srvx like ChannelService for IRCu Networks. NeonServ is designed to work without any additional Networkrights like operator state.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 12
    The Open Descent Foundation (ODF) is a community for developers, who want to help to create open source programs, tools, etc. for the famous games Descent1, -2 or -3. Everyone can join the ODF if he accepts the idea of writing open source programs.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 13
    IRC Services with Live MySQL support (only running with a MySQL5.0 Server or higher), orion also supports modules and defcon (and many more features), it also includes a webinterface. Commands are based on Anope-syntax
    Downloads: 0 This Week
    Last Update:
    See Project
  • 14
    PLEASE NOTE: We moved to launchpad.net! https://launchpad.net/pidgin-advanced-sound-notification This plugin adds sounds for some sound notifications to pidgin (e.g. "Incoming Filetransfer" or "Authentication requested").
    Downloads: 0 This Week
    Last Update:
    See Project
  • 15
    This Plugin allows you to sort your buddy list more flexible than Pidgin does. We moved to GitHub: https://github.com/kgraefe/pidgin-extended-blist-sort
    Downloads: 0 This Week
    Last Update:
    See Project
  • 16
    PLEASE NOTE: We moved to launchpad.net! https://launchpad.net/pidgin-protocol-status-icons This plugin replaces Pidgin original status icons so that you can have different status icons for different protocols.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 17
    PLEASE NOTE: We moved to launchpad.net! https://launchpad.net/pidgin-znc-helper This plugin removes ugly double-timestamps when replaying messages from ZNC bouncers, e.g. "(13:00:00) [12:00:00] Lunch time!". See also https://sourceforge.net/project
    Downloads: 0 This Week
    Last Update:
    See Project
  • 18
    Scribis is an instant messenger for the ICQ, MSN, Jabber Network. Scribis runs on SkyOS (www.skyos.org) and uses its native UI called SkyGI.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 19
    NOTE: This code has not been updated since 2005. Keeping it here for historical purposes. NOTE2: The code will not most probably compile against latest SILC libraries or with latest GTK either. Silky WAS a secure chat client for SILC (Secure Internet Live Conferencing) protocol. The code is written in C and the GUI is implemented using the GTK toolkit. Supported operating systems include Linux and Windows.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 20
    Unicode Sharing and Chat client

    Unicode Sharing and Chat client

    File sharing client with chat

    Unicode File Sharing and Chat client with remote control via MUSCLE compatible BeShare client.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 21
    WICHTIG - Wireless Chat for Texas Instruments Graphical Calculators. A low cost, open source TI calc extension for wireless chat and electronic cheat sheet capabilities. Licensed under GPLv3. Currently only availiable in German. (Nur auf Deutsch.)
    Downloads: 0 This Week
    Last Update:
    See Project
  • 22
    Downloads: 0 This Week
    Last Update:
    See Project
  • 23
    climm is a portable, small, yet powerful console based, fully internationalized instant messaging client supporting the current v8 ICQ protocol and XMPP.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 24
    Full-featured lightweight IRC client.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 25
    Eggdrop is the most advanced IRC robot available. It has been under development since December 1993, and unlike most other bots, it is still regularly updated.
    Downloads: 0 This Week
    Last Update:
    See Project
Want the latest updates on software, tech news, and AI?
Get latest updates about software, tech news, and AI from SourceForge directly in your inbox once a month.