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
    A pidgin plugin that allows user to assign global hotkeys (e.g. Ctrl+Alt+g) for togglling buddy list and reading queued message. When "Toggle List" hotkey is enabled, it makes the buddy list hidden from your taskbar and task switcher (similar to ICQ).
    Leader badge
    Downloads: 19 This Week
    Last Update:
    See Project
  • 2
    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: 5 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: 2 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: 0 This Week
    Last Update:
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  • 5
    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
  • 6
    JChatIM is an instant messaging (IM) system written in Java with support of smileys and skins
    Downloads: 0 This Week
    Last Update:
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  • 7
    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
  • 8
    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
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