Open Source Java Chat Software

Freenet front end written in Java. Supports multiple up/downloads, messages, searching and more.

EZ Intranet Messenger is designed to work within a LAN segment, without the presence of centralized server. Its primary goal is to provide instant messaging service, along with online status notification, file transmission, and real time public chat.

HattrickIRC is a bot for IRC channels. You can watch matches from the popular online game Hattrick.org live in a channel.

JXTA Instant Messenger (J.I.M) is a project that aims to establish a server free, pure P2P Instant Messaging system. It is based on Java, JXTA (www.jxta.org) and the Java Cryptography Extension JCE and provides a nice Swing based GUI.

A chatserver written in Java (1.4+ nio used here). By now there is support for serving as a Webchat, other protocols may come. Authentication over sql-databases is also included. The layout can be deffined in differen Templatesets (incl. message-set)

Toothfairy is a Java midlet for chatting on mobile devices via a Bluetooth connection. It creates a network of devices using a simple but powerful ad-hoc routing algorithm.

ALICE utilizes AIML (Artificial Intelligence Markup Language) to form responses to your questions and inputs. Unlike other commercial chat robot software costing thousands of dollars, ALICE is freely available under the terms of the GNU Public License

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.

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.

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.

This is an IRC-Bot written in Java (based in the PIRC-Bot API) which provides a RPG-Service.

This app is supposed to connect to Sb0t and other servers from the Ares network. The development is not finished.

beamer-tool shows images and commercials in an old-fashined 2D-slideshow or on a rotating cube in 3D-mode. beamer-tool can be connected to a mobile, filters incomming SMS and shows them like a chat (known as SMS2Chat), too.

- INACTIVE -

A chatbot framework currently implementing the ErkiTalk and irc protocol. By specifying parsers for the server's input one can easily create custom bots (if one can program in java of course ;).

Ace Operator is a tool for enabling live communications between company representatives and online users from web sites. By clicking on the "live help" button, customers can get access to company representatives and exchange information in real-time.

AdmIRC is a webmin module for irc server administration. It provides a config interface and advanced security and linking automatism support. Currently UnrealIRCD 3.2 and the services Anope and Epona are supported. Subprojects: irc newsbot and java tools

Java XMPP Client with Substance Look&Feel

A Java chat server/applet that translates languages. Two people who speak different languages can enter the chatroom and their messages will be automatically translated into each other's native tongue.

Private chatting without the need of registration.

A programm for the easy sharing of files on LAN-Partys. A Chat and LAN-Administration-Options (for LAN Games, Tournaments...) will be added also.

The Business Bot Platform (BBP) - Community Edition is a chatbot platform for private and professional chatbots. It provides support for Facebook Messenger, Signal, Slack, Telegram, Microsoft Skype for Business, Threema and XMPP. The Business Bot Platform Community Edition provides a software solution for chatbot applications developed with Java. It is designed to be easy to use (pluggable chatbots) and extensible as well as integrate in your chatbot application without knowledge about various instant messenger APIs. It is flexible through its plugin architecture and has a repository for chatbot applications (e.g. Wikipedia, Wiktionary, Calculator) which are installable by one-click. Also supporting RiveScript and AIML 2.0. BBP is a web application which handles all incoming and outgoing instant messages and comes with a dashboard for all platform activities. Moreover, it supports artificial intelligence (e.g. Ms LUIS and TensorFlow) BBP is based on Apache, MySQL, and Tomcat

CURE provides a web-based environment for distributed collaboration. It was designed for lerning groups but is now also used to support busines collaboration. It combines wiki ideas with mailing lists, shared folders, chats, and room metaphors.

Simple and powerful chat client/server system for your web pages. Support channel administration, irc-like commands, connections filtering, extensive logging and much more. Works in any Java compliant web browser.

ChatX is a small chat for LAN. It's been written in Java and uses RMI for data exchange.