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.

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)

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

Jimm is an ICQ clone for mobile devices, such as celluluar phones. It is written in Java 2 Micro Edition (MIDP) and uses protocol version 8. Jimm is not affiliated with or endorsed by ICQ, Inc.

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.

Smoke is an encrypting chat messenger for Android written in Java. Please read the Web site for more information: https://textbrowser.github.io/smoke/ (original, current) https://www.amazon.com/dp/3752691999/ https://smokeappope.sourceforge.io/ (old, third party archive) Smoke App OPE - Open Personal Encryption Download Android APK Installer: https://sourceforge.net/projects/smokeappope/files/ Smoke Source: https://github.com/textbrowser/smoke SmokeStack Source: https://github.com/textbrowser/smokestack (Android) https://github.com/textbrowser/spot-on (Desktop) Smoke appears to be one of the first projects with an open source mobile encrypting chat server., an decentralized and easily-configurable chat server. Smoke is known as the first mobile McEliece Messenger: https://tarnkappe.info/artikel/english/mceliece-messaging-smoke-crypto-chat-the-first-mobile-mceliece-messenger-published-as-a-stable-prototype-worldwide-279847.html

GUJ is a virtual user group from Brazil. We are one of the most influent and active group in the community. GUJ was stared at August 2002. Having 40000+ users, who every day discuss about Java, make articles and disseminates Java in the country.

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.

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.

JForum is a complete, powerful and multi-threaded forum software. Features include unlimited forums and categories, topic watching, email notification, Private Messages, user ranking, advanced permission schema and moderation options and much more.

OpenICQ is a simple ICQ-Clone written in JAVA programming language. OpenICQ comes up with support for multiple languages and user profiles.

SecuXabber is a secure Jabber-client for Android that bases on Xabber and uses a strong, asymmetric enryption that works on top of the XMPP protocol. A key pair is generated on application start-up. Users can send their public key to other SecuXabber users via Bluetooth. This ensures the origin of the public key because people do a face-to-face check during key exchange. After the keys are imported by both users, all communication between them is done fully encrpyted using a strong 4096 bit end-to-end encryption.

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

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.

e3 = jabber + java + plugins + svg ||| web start link: http://complat.sourceforge.net/jnlp

DeXter is a versatile Java Internet Communication Solution based on a Plugin Architecture. Plugin highlights: Messenger - currently supporting MSN, other will follow / CSBeagle - Half-life (Counter-Strike) online player finder

JXA is a Jabber XMPP API for J2ME. This Project includes a complete API (containing XML Reader and Writer) and a working example implementation of a Jabber client for mobile phones (including roster organisation and GUI using MIDP 2.0).

ScriptBot is a scriptable IRC bot. Based on PircBot and BSF, it allows to fully customize the bot's behaviour by editing script files in the scripting language of your choice.

A simple but functional and powerful Java-based chat-server and chat-client.

- 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.

Java XMPP Client with Substance Look&Feel