C# Chat Software

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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.

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  • 1
    Pidgin IM

    Pidgin IM

    A universal instant messaging (IM) program

    See https://pidgin.im/about/ for more information. Pidgin is an instant messaging program which lets you log in to accounts on multiple chat networks simultaneously. It runs on Windows, Linux, and other UNIX operating systems. Pidgin is compatible with the following chat networks out of the box: AIM, ICQ, Google Talk, Jabber/XMPP, MSN Messenger, Yahoo!, Bonjour, Gadu-Gadu, IRC, MXit, Novell GroupWise Messenger, Lotus Sametime, SILC, SIMPLE, MySpaceIM, and Zephyr. It is written in C and makes heavy use of GLib and GTK+. Finch is a command line instant messaging program. It also lets you log in to accounts on multiple chat network simultaneously, and it is compatible with the same chat networks as Pidgin. It is written in C and makes heavy use of GLib and ncurses.
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    Downloads: 5,293 This Week
    Last Update:
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  • 2
    DiscordChatExporter

    DiscordChatExporter

    Saves Discord chat logs to a file

    DiscordChatExporter is a cross-platform utility that allows users to export Discord chat histories into structured files for archival, analysis, or backup purposes. The tool connects to Discord accounts and retrieves message history from servers, channels, or direct messages, then converts the data into formats such as HTML or JSON. It is designed to preserve message structure, timestamps, attachments, and formatting so exported conversations remain easy to navigate and review. The project is widely used for moderation audits, research, community archiving, and personal record keeping. With both command-line and GUI usage patterns available through the ecosystem, it supports automation as well as manual workflows. Overall, DiscordChatExporter provides a reliable way to extract and preserve Discord communications outside the platform.
    Downloads: 71 This Week
    Last Update:
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  • 3

    AIMLBot (Program#)

    NOT UNDER ACTIVE DEVELOPMENT (sorry)

    THIS LIBRARY IS NOT UNDER ACTIVE DEVELOPMENT (sorry). AIMLBot (Program#) is a small, fast, standards-compliant yet easily customizable .NET dll implementation of an AIML (Artificial Intelligence Markup Language) based chatter bot. AIMLBot has been tested on both Microsoft's runtime environment and Mono.
    Downloads: 6 This Week
    Last Update:
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  • 4
    RevokeMsgPatcher

    RevokeMsgPatcher

    A hex editor for WeChat/QQ/TIM

    RevokeMsgPatcher is a reverse engineering patch tool for Chinese messaging apps QQ and TIM. It prevents message recall (revocation) by modifying the app’s behavior to retain recalled messages, allowing users to see messages that would otherwise be deleted. Primarily used in Windows environments, the tool is popular among users who prefer transparency in their chats.
    Downloads: 1 This Week
    Last Update:
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    ThinLisp is a practical dialect of lisp for real world applications. You develop in Common Lisp, you deploy in C. ThinLisp programs are as fast as C, by design. Used for a decade in million line systems.
    Downloads: 4 This Week
    Last Update:
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  • 6
    HardTop

    HardTop

    Make any window Always On Top!

    Windows 11/10 taskbar area application that allows toggle of any desktop window "Always On Top" state. For example keep Messenger always on top of other windows or any other application that you'd like to always have visible.
    Downloads: 4 This Week
    Last Update:
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  • 7
    Telegram Bot for Windows

    Telegram Bot for Windows

    Telegram Bot Windows Application

    This is a funcional application for Windows for your Telegram Bot. To create your own bot you must register new bot by BotFather bot in Telegram. BotFather will give you unique Autch code that will be used in this application.
    Downloads: 4 This Week
    Last Update:
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  • 8
    Thresher is a .Net IRC client library designed to serve as the basis for IRC bots and GUI clients. It is written in C# but can be used by any .Net supported language. Thesher also works with Mono on Linux.
    Downloads: 1 This Week
    Last Update:
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  • 9
    Yammy (Yahoo Messenger Archive Decoder) allows you to decode and view not only yours but, also other stored YM conversations. You don't even need a password!
    Downloads: 3 This Week
    Last Update:
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  • 10
    OfficeSIP Softphone and Messenger
    OfficeSIP Softphone and Messenger are two enterprise VoIP SIP clients written in C# in .NET Framework. The SIP clients make use of Microsoft UCC API SDK, ensuring the highest quality of audio and video. Compatible with Office Communications Server. See also open source, cross-platform: 1) simple messenger Brief Msg at http://briefmsg.org 2) MUVConf is a multi-user video conferencing, see demo video http://youtu.be/YrBU-Aqtvrk, download https://code.google.com/p/muvconf/downloads/list
    Downloads: 1 This Week
    Last Update:
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  • 11
    IrChat is an Irc Client written in C#. It supports Vb.Net/C#-written and custom scripting. Ssl connection suported, french and english langague available. Many things configurables such as messages, servers, ctcp and dcc.
    Downloads: 2 This Week
    Last Update:
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  • 12
    IrcTextBox is a .nET Irc Chat window control which parses irc color and font codes, using the microsoft richtextbox base.
    Downloads: 2 This Week
    Last Update:
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  • 13
    An open source .NET library that aims to provide a complete client-side implementation of the MSN messaging service, using the latest protocol (MSNP15). A fully-featured GUI client, Angel Messenger, is being developed along-side the library.
    Downloads: 2 This Week
    Last Update:
    See Project
  • 14
    View who is in TeamSpeak without even logging in. Shows details such as what channel there in, there name, there ping, and there status. More info: http://forum.goteamspeak.com/showthread.php?t=32299
    Downloads: 1 This Week
    Last Update:
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  • 15

    C# IRC Bot/Client

    Client/Bot in c#

    A bot build in c# currently in development, new features being added
    Downloads: 1 This Week
    Last Update:
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  • 16
    #aim (pronounced "shame") is a multi-protocol instant messaging client written in C#
    Downloads: 0 This Week
    Last Update:
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  • 17
    .IRC (or dotIRC) is an IRC client written in C#. Its goal is to provide an easy to use IRC client that will be eventually be compatible with Microsoft's System.Windows.Forms library under .NET and GTK# under Mono. It is using the SmartIrc4net library.
    Downloads: 0 This Week
    Last Update:
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  • 18
    This is a set of .NET class libraries, designed to use various Internet protocols in a easy-to-use OO matter. So far it contains a POP3 and an IRC (Internet Relay Chat) library.
    Downloads: 0 This Week
    Last Update:
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  • 19
    .nIRC is an IRC client written in C#. It has full support for text formatting, file sending, etc, and allows the use of IronPython scripts in order to make further customisation easier.
    Downloads: 0 This Week
    Last Update:
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  • 20
    Driver support for 3D Controller Hardware. We hope to support SDL Input, DirectInput, and other major controller API's including game consoles and embedded systems.
    Downloads: 0 This Week
    Last Update:
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  • 21
    A. R. Live Support is online chat software, developed in Asp.net(2.0) and XML. Easy to use and it facilitates 1-o-1 live communication between customers and executives. Flexible live chat software that provides the customer support with a click.
    Downloads: 0 This Week
    Last Update:
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  • 22
    A c# implementation of the achat protocol. It is a seperate library so you can add your own interface. there are also two pre-made implementations. one basic (and incomplete) GUI version and a just as useful console version
    Downloads: 0 This Week
    Last Update:
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  • 23
    AIML Verbot Converter - Converts AIML files to Verbot KnowledgeBase (VKB) files. Visit http://www.verbots.com/ and http://www.alicebot.org to learn more about AIML and Verbots. Implemented in C# (.NET).
    Downloads: 0 This Week
    Last Update:
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  • 24
    This is another Age of Conan chat bot written in C#. Support for loading and unloading plugins while running through AppDomain. Uses a fairly easy way of implementing new plugins through the Abot.Plugin class. Using Vhab's VhaBot.Net library.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 25
    JavaScript Chat based on DOM and AJAX technologies. Content refreshing without roundtrip of page.
    Downloads: 0 This Week
    Last Update:
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