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

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  • 1
    Bot Sentry is a Pidgin (libpurple) plugin to prevent Instant Message (IM) spam. It allows you to ignore IMs unless the sender is in your Buddy List, the sender is in your Allow List, or the sender correctly answers a question you have predefined.
    Downloads: 5 This Week
    Last Update:
    See Project
  • 2
    Licq is an ICQ/AIM clone written fully in C++. It uses an extensive plugin system to manage many different functions including the MSN protocol. The main GUI is written using the Qt widget set.
    Downloads: 4 This Week
    Last Update:
    See Project
  • 3
    Adium

    Adium

    A multi-protocol instant messaging app for Mac OS X

    Adium is an Open Source, multi-protocol instant messaging application for Mac OS X. Adium supports AIM, ICQ, Jabber, MSN, Yahoo!, Google Talk, Bonjour, Gadu-Gadu, Novell Groupwise, SIP/SIMPLE (Text), and Lotus Sametime. Additionally, it supports all of these applications at once so, even if you have multiple IM accounts, you don't have to log into each account separately.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 4
    Ayttm is an instant messenger program, supporting various protocols such as MSN, Yahoo, AIM, Jabber, and more. It is the heir of the Everybuddy project, and aims to continue improving the program and addressing its shortcomings.
    Downloads: 1 This Week
    Last Update:
    See Project
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  • 5
    Es handelt sich hierbei um ein Memory Spiel.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 6
    A fork of pidgin which aims to provide minor features that have not been addressed by the pidgin development team (including manual textbox resizing). See funpidgin.sf.net for details.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 7
    A PHP class that offers a simple way to connect to the ICQ Network.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 8
    A simple yet useful tool for browsing instant messenger log files (like Trillian, ICQ or Gaim) and also HTML server log files. It has some interesting search modes and provides functionality that most messengers don't.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 9
    IMPULS (Instant Messenger Personal User Log Storage) is a toolset which allows to retrieve, store and display messages from different IM instances in a central database.
    Downloads: 0 This Week
    Last Update:
    See Project
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  • 10
    Instant messenger history converter.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 11
    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.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 12
    Laffer Project is an effort to build complete IM environment using the model for developing Open Source Software. Laffer Project comprises of several small projects.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 13
    A CrossPlattform Instant Messenger written in Java, brings its own small Server and allows people to communicate in a LAN with static IP-Adresses. Current release has support for ICQ and AIM, more will follow. Want to contribute? Mailto project admin.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 14
    A application to securely communicate with other users through the internet or through modem! This application is in its Beta stage and is currently only running under Windows 98 / 2000 and up. It will in the future be compatible with linux and BSD.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 15
    OpenICQ is a simple ICQ-Clone written in JAVA programming language. OpenICQ comes up with support for multiple languages and user profiles.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 16
    Multiprotocol plugin-based instant messenger for X11 (optionaly support KDE), Windows and MaxOS X.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 17
    Multiprotocol plugin-based instant messenger for X11 (optionaly support KDE), Windows and MaxOS X.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 18
    Scribis is an instant messenger for the ICQ, MSN, Jabber Network. Scribis runs on SkyOS (www.skyos.org) and uses its native UI called SkyGI.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 19
    Yet another IM, designed to be highly configureable and soon capable to load multiple instant messanger protocols (ICQ,Jabber..)
    Downloads: 0 This Week
    Last Update:
    See Project
  • 20
    climm is a portable, small, yet powerful console based, fully internationalized instant messaging client supporting the current v8 ICQ protocol and XMPP.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 21
    icqt projects aims to develop a Jabber-transport which provides interoperability between ICQ and Jabber instant messaging systems.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 22
    iXQ - An advanced, native ICQ-client for Mac OS X. iXQ is written in Objective-C, uses Cocoa and supports the latest ICQ-Protocol (ICQv7/OSCAR).
    Downloads: 0 This Week
    Last Update:
    See Project
  • 23
    photo-competition in Intenet.The development environment based on C-sharp and asp.net with MS SQL-Server
    Downloads: 0 This Week
    Last Update:
    See Project
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