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

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  • 1
    FetLife for Android

    FetLife for Android

    The FetLife App on Android

    This is the FetLife open source application made for Android. FetLife is the app for Kinksters who want to chat with fellow Kinksters, find out where the nearest FetLife events are happening, view other members’ profiles, and many other kinky things. With FetLife on Android, it’s easier than ever to access all the things you love about FetLife. Get notified on your Android phone so you stay on top of conversations and discussions, and discover the latest events on the app’s map. Want to be discreet? No problem, as the FetLife app comes with discreet mode so you can use the app freely without worries.
    Downloads: 45 This Week
    Last Update:
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  • 2
    Mumble

    Mumble

    Low-latency, high quality voice chat for gamers

    Mumble is an open source, low-latency, high quality voice chat software primarily intended for use while gaming. It includes game linking, so voice from other players comes from the direction of their characters, and has echo cancellation so the sound from your loudspeakers won't be audible to other players.
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    Downloads: 88 This Week
    Last Update:
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  • 3
    GDevelop

    GDevelop

    The game engine for everyone

    GDevelop is an open-source, cross-platform game development software designed to make creating HTML5 and native games easy for everyone. Experts and novices alike can create their own games with GDevelop as it is fast and easy to learn, requiring no knowledge in a specific programming language. What makes GDevelop unique and so easy to use is its powerful and intuitive event-based system. Events are a powerful way to build up your game logic, without having to learn a programming language. GDevelop also features ready-made behaviors for your game objects, and allows you to create new behaviors through the easy to learn events. And when you're done, you can publish your game just about anywhere-- web, iOS, Android, Windows, Mac, Linux and even Facebook Messenger. Making games has never been easier or faster than with GDevelop!
    Downloads: 15 This Week
    Last Update:
    See Project
  • 4
    JAIMBot is a modular architecture for providing services through an AIM client. It contains a generic AIM library and a Bot which uses this library to provide such services as Offline Messaging, Lists, Weather, Headlines, Stock Quotes, AI chatterbot.
    Leader badge
    Downloads: 200 This Week
    Last Update:
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  • 5
    Accessible-Coconut

    Accessible-Coconut

    A GNU/Linux operating system accessible for visually impaired.

    Accessible-Coconut(AC) is a community driven GNU/Linux operating system which is completely accessible for persons with visual impairment. AC is derived from Ubuntu-MATE. Yes the goal is to make a free and open-source eyes free desktop environment. Forum : https://groups.google.com/forum/#!forum/accessible-coconut Telegram forum : https://telegram.me/accessible_coconut Project home : https://zendalona.com/
    Leader badge
    Downloads: 65 This Week
    Last Update:
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  • 6
    Chatty

    Chatty

    A Twitch Chat Client

    Chatty is a Twitch Chat Client for everyone who wants to try something different than the Webchat but doesn't want to miss out on many of the Twitch specific features.
    Downloads: 8 This Week
    Last Update:
    See Project
  • 7
    Rho-Bot is a computer-generated opponent for the Sierra/Valve game Half-Life. Developed and managed by Jonathan Yaniv.
    Downloads: 13 This Week
    Last Update:
    See Project
  • 8

    MudMaster 2k6

    Up to date MUD client evolved from the original MudMaster

    Next generation MudMaster GUI. Win32 GUI MUD client with triggers, aliases, scripting, and DLL plugins for extra features such as displaying chat and other in game channels in a separate window. Now supports a multi-line, variable width status bar and multiple interacting windows. User customized script buttons in the status bar let you add mouse click functionality. Has web interactivity via the /showMeViaWeb command. Mudmaster 2k6 also can be run on Linux under WINE. Questions? Ask them in our Sourceforge Forums ( https://sourceforge.net/p/mm2k6/discussion/ ) More at http://mm2k6.sourceforge.net/mm2k6/
    Downloads: 4 This Week
    Last Update:
    See Project
  • 9
    JagoClient is a Java software to play the board game Go over internet servers, to edit Go game records, to play against the computer (with gnugo), and to play point-to-point games.
    Downloads: 7 This Week
    Last Update:
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  • 10
    LandsDiscordBot

    LandsDiscordBot

    Adds Discord Functionality to Lands.

    This plugin adds Discord functionality to the spigot plugin Lands. It allows land owners to create a channel for their land so they can chat from Discord with their land members online at the Minecraft server. Also you can view top lands in Discord, receive land and war notifications and more to come.
    Downloads: 6 This Week
    Last Update:
    See Project
  • 11
    Magic:The Gathering over LAN or Internet, alone or against another player (need IP of your opponent). The program is the judge : you play with the true rules. Firemox can also emulate another TBS. Written in Java, works on Mac, Windows and Linux.
    Downloads: 2 This Week
    Last Update:
    See Project
  • 12
    ele (enCore Learning Environment) is a moo- and web-based environment (server, db, GUI) designed for educational purposes. It aids and promotes online learning and community building through open standards and ease of use. http://encore-consortium.org/
    Downloads: 5 This Week
    Last Update:
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  • 13
    "Nearly Intelligent Computer Operated Language Examiner" - NICOLE is a theory or experiment that if a computer is given enough combinations of how words, phrases and sentences are related to one another, it could talk back to you.
    Downloads: 1 This Week
    Last Update:
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  • 14

    Darkbot

    The IRC's Talking Robot

    [ Please read https://sourceforge.net/p/darkbot/news/2014/01/darkbots-revitalization/ ] Darkbot is a portable IRC chat robot written in the C language that can be taught responses to user inquiries, and even have conversations with them. Darkbot was originally created by Jason Hamilton as an aid for help channels on Intenet Relay Chat.
    Leader badge
    Downloads: 4 This Week
    Last Update:
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  • 15
    InterFace

    InterFace

    Chat Messenger - Open Source Social Network - Online Chess Game

    InterFace is a social network chat and messenger Addon for the open source web Browser http://dooble.sf.net based on lib-rs. The Messenger includes a Chess Game, Email Client and Groupchat. It is an open source Social Network. Play Chess Online with and against your Friends in this Messenger. Many Chess Clubs use it for Online Communication and Chess with Friends. Students use it for the group chat function with friends from the campus. The Email Solution offers spam free emails as only defined (whitelisted) friends are allowed to post into the mailbox. InterFace is the communication suite as well including a Forum Function like a Bulletin Board. InterFace is based on Qt and c++ and can easily be used as a Plugin-Tab in any Qt Frame Host or other Qt App. It is based and a clone of Lib RetroShare Messenger. Currently this Friendslist is used in the Qt Browser Dooble as a Tab. See http://dooble.sf.net for more.
    Downloads: 4 This Week
    Last Update:
    See Project
  • 16
    Pueblo/UE
    The Pueblo MUD/MUSH/MOO/etc client, originally developed by Chaco Communications. Updated, improved, and open source! The client provides access to "virtual worlds", supporting HTML, colour, forms, and images.
    Downloads: 4 This Week
    Last Update:
    See Project
  • 17
    Coopnet
    Coopnet is a lobby based Chat with the functionality of launching games. Its aim is to enable users of Windows and Linux to play together on the same network.
    Downloads: 2 This Week
    Last Update:
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  • 18
    BattleShip

    BattleShip

    The BattleShip is an online game developed in Java.

    The BattleShip was developed using Java. It is an online game where one user has to sink the other user’s ships. The game uses Server-Client structure, each user has a map where he needs to allocate his ships and one map where he will choose where to shoot to try to hit his enemy’s ships. The one who hit all opponent’s ships first, wins the game. The ships allocation can be manually or automatic (random position) and there is also a chat implemented where one user can talk to his opponent. UPDATE: Battleship v2.0 has now single player mode. The user can play against the computer.
    Downloads: 3 This Week
    Last Update:
    See Project
  • 19
    CSBot is an IRC bot for Windows that can publish Counter-Strike, Natural-Selection and Day-of-Defeat games on an IRC channel. CSBot also has lots of other features. Refer to the website for a full list.
    Downloads: 3 This Week
    Last Update:
    See Project
  • 20
    JarCon, previously known as \"Joe@Rcon\", is a complete remote Half-Life: Counter-Strike server connection tool. It can be used by server administrators to remotely monitor and control their server(s), with full log-parsing.
    Downloads: 3 This Week
    Last Update:
    See Project
  • 21
    A multiplayer RPG that connects as a psuedo server to an IRCD. Built in the tradition of old BBS Door games such as LORD (http://en.wikipedia.org/wiki/Legend_of_the_Red_Dragon). Forest fights add experience and gold needed to best your master (gain level
    Downloads: 1 This Week
    Last Update:
    See Project
  • 22
    Trebuchet is a 100% TCL cross-platform GUI MUD client, designed to be powerful and extensible, yet easy to use. This client also has support for advanced features, such as SSL encryption, and allowing the server to request custom GUI dialogs.
    Downloads: 1 This Week
    Last Update:
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  • 23
    BadWords

    BadWords

    Wordfilter Plugin for Bukkit

    BadWords is a simple Wordfilter Plugin for Bukkit Minecraft Server. It features a blacklist that can be edited, viewed and deleted in-game.
    Downloads: 2 This Week
    Last Update:
    See Project
  • 24
    The goal is to develop a bot that sits on irc and manages clanwars in the internal channel of a clan. the bot should also be able to broadcast clanwars to irc-channels. DEVELOPERS AND TESTERS NEEDED!!!
    Downloads: 2 This Week
    Last Update:
    See Project
  • 25
    Countdown irc bot is a bot that plays the letters game of countdown.
    Downloads: 2 This Week
    Last Update:
    See Project
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