Java Chat Software

View 151 business solutions
Chat Java Clear Filters

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

  • AI-powered service management for IT and enterprise teams Icon
    AI-powered service management for IT and enterprise teams

    Enterprise-grade ITSM, for every business

    Give your IT, operations, and business teams the ability to deliver exceptional services—without the complexity. Maximize operational efficiency with refreshingly simple, AI-powered Freshservice.
    Try it Free
  • $300 in Free Credit Towards Top Cloud Services Icon
    $300 in Free Credit Towards Top Cloud Services

    Build VMs, containers, AI, databases, storage—all in one place.

    Start your project in minutes. After credits run out, 20+ products include free monthly usage. Only pay when you're ready to scale.
    Get Started
  • 1
    Kutkut Chatbot

    Kutkut Chatbot

    AI chat bot for all platforms.

    KutKut ChatBot is a chatter bot program, developed to chat with you using artificial intelligence. You can chat with this program as you talk to a human. It features a GUI interface to send and receive chat messages and many more features. Kukut Chatbot can run on any platform, including Windows, Linux, Mac OS, and *BSD.
    Downloads: 4 This Week
    Last Update:
    See Project
  • 2
    Open Direct Connect is a multi-protocol file sharing program that supports the protocol used by Direct Connect ( http://www.neo-modus.com/ ).
    Downloads: 4 This Week
    Last Update:
    See Project
  • 3
    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: 4 This Week
    Last Update:
    See Project
  • 4
    VChat

    VChat

    Chat Application and file sharing application

    This application enables chatting in local area connection and also able to send and receive files.
    Downloads: 1 This Week
    Last Update:
    See Project
  • Go From AI Idea to AI App Fast Icon
    Go From AI Idea to AI App Fast

    One platform to build, fine-tune, and deploy ML models. No MLOps team required.

    Access Gemini 3 and 200+ models. Build chatbots, agents, or custom models with built-in monitoring and scaling.
    Try Free
  • 5
    Simple, small, secure web conferencing on any platform that supports Java.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 6
    Dunbar is a location-based chat tool for mobile devices and phones as well as desktop computers. The architecture is built on web services so that clients on any operating system can be created. The service will be free to users, and the source code will
    Downloads: 3 This Week
    Last Update:
    See Project
  • 7
    JabberMixClient is a IM Jabber client for portable devices, based on J2ME;JMC implements all the features of an IM client: contacts/presence management, single/multi user chat, users search, services discovery, GTalk and MSN transport.With 2 gui versions
    Downloads: 3 This Week
    Last Update:
    See Project
  • 8
    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: 1 This Week
    Last Update:
    See Project
  • 9
    This project provides a basic Java implementation of the OSCAR protocol, used by ICQ and AIM clients. Commonly used features such as messaging, status and server buddy lists are supported, making it easy for developers to use this in their own work.
    Downloads: 1 This Week
    Last Update:
    See Project
  • AI-generated apps that pass security review Icon
    AI-generated apps that pass security review

    Stop waiting on engineering. Build production-ready internal tools with AI—on your company data, in your cloud.

    Retool lets you generate dashboards, admin panels, and workflows directly on your data. Type something like “Build me a revenue dashboard on my Stripe data” and get a working app with security, permissions, and compliance built in from day one. Whether on our cloud or self-hosted, create the internal software your team needs without compromising enterprise standards or control.
    Try Retool free
  • 10
    GridChat is a highly expandable peer-to-peer network that has no central server. Each peer on the network acs as a client, server, and router for the various components. GridChat networks are fluid, growing and shrinking at will. - GUI under development!
    Downloads: 2 This Week
    Last Update:
    See Project
  • 11
    JIMO(Java-based Instant Messenger One), supports multiple protocols via services, including AIM, MSN, Yahoo, IRC. It is flexible through its plugin architecture, with an intelligent agent, Chatbot.
    Downloads: 2 This Week
    Last Update:
    See Project
  • 12
    Jasim (Just Another Simple Instant Messenger) is a simple instant messenger program written entirely in Java. Jasim will feature a protocol that can be extended through plug-ins. It will have a client library with full API documentation so that anyone wh
    Downloads: 2 This Week
    Last Update:
    See Project
  • 13
    This java library implements the IRC protocol. This library can be used in other programs as a means to get onto a IRC server and communicate without the need to understand the IRC protocol. Project source code will be added shortly..
    Downloads: 2 This Week
    Last Update:
    See Project
  • 14
    JavaComm

    JavaComm

    Desktop communication tool: chat, telephony, multimedia

    JavaComm is a client–server communication platform offering chat, telephony, screen sharing, conferencing, a media player, and configurable media streams. Users can define and manage their own streams for flexible playback. All server-based communication runs over HTTPS (SSL/TLS), while file transfers are handled directly between users without passing through the server. The JavaComm Server runs on any Jakarta EE Web Profile 10 platform with the required extensions, using Tomcat 10.1.52 as reference. A SQL database stores global system data, with MariaDB 10.5.29 serving as the reference database via JDBC. User documentation, written from the end-user perspective, and detailed administrator guides are available on the JavaComm homepage. Visit the website for installation instructions, configuration help, and full feature descriptions.
    Downloads: 2 This Week
    Last Update:
    See Project
  • 15
    Instant Messenger compatible with ICQ and gadu-gadu ---- written in Java ---- user interface based on WingS component set
    Downloads: 2 This Week
    Last Update:
    See Project
  • 16
    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: 2 This Week
    Last Update:
    See Project
  • 17
    A Peer to Peer Instant Messenger written in Java. Multicasting is used to communicate without a server and all messages are sent directly from client to client.
    Downloads: 2 This Week
    Last Update:
    See Project
  • 18
    Phosphor is a peer-to-peer file sharing program. XML network protocol, with source in Java and Swing. Uses thread pools extensively and is designed to scale very well. Chat capabilities. This is Napster done right!
    Downloads: 2 This Week
    Last Update:
    See Project
  • 19
    A cross-platform Java alternative Google Talk.
    Downloads: 2 This Week
    Last Update:
    See Project
  • 20
    This java, platform-independent application allows users to share files across the internet.
    Downloads: 2 This Week
    Last Update:
    See Project
  • 21
    HelloWorld is a decentralized social network based on OpenID, P2P and different JAVA encryption technologies. It will offer all the fundamental functionalities of a social network platform respecting the right of informational self-determination.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 22
    Embeddable telnet daemon written 100% in Java.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 23
    X-Core

    X-Core

    The original Xivio.com World Server Core

    Xivio.com was a commercial children's virtual world website created in 2006 by Gavin Conrad. This is the legacy World Server Java Core made available to the world to do with as it wishes.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 24
    XNap is a Java plugin-based peer-to-peer (P2P) framework and client including an OpenNap plugin with multiple server support, as well as Gnutella, giFT (OpenFT), IRC, ICQ and an OverNet plugin. XNap provides resuming, chat, hotlist and a media library.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 25
    Tappedin is a groupware website with integrated chat and a geographical metaphor (offices, buildings, etc.); it is written in Java and hosted at http://tappedin.org/tappedin/ where it serves an international community of education professionals.
    Downloads: 1 This Week
    Last Update:
    See Project
MongoDB Logo MongoDB