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.

  • EBizCharge Payment Platform for Accounts Receivable Icon
    EBizCharge Payment Platform for Accounts Receivable

    Getting paid has never been easier.

    Don’t let unpaid invoices limit your business’s growth. EBizCharge plugs directly into the tools your business already uses to speed up payment collection.
  • Free and Open Source HR Software Icon
    Free and Open Source HR Software

    OrangeHRM provides a world-class HRIS experience and offers everything you and your team need to be that HR hero you know that you are.

    Give your HR team the tools they need to streamline administrative tasks, support employees, and make informed decisions with the OrangeHRM free and open source HR software.
  • 1
    Miranda IM

    Miranda IM

    A smaller, faster, and easier IM client

    Miranda IM is an open source, multi-protocol instant messaging client designed to be very light on system resources, extremely fast and customizable. A powerful plugin-based architecture make Miranda IM one of the most flexible clients on the planet.
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    Downloads: 256 This Week
    Last Update:
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  • 2
    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: 12 This Week
    Last Update:
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  • 3
    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: 14 This Week
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  • 4
    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: 8 This Week
    Last Update:
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  • ConnectWise Cybersecurity Management for MSPs Icon
    ConnectWise Cybersecurity Management for MSPs

    Software and support solutions to protect your clients’ critical business assets

    ConnectWise SIEM (formerly Perch) offers threat detection and response backed by an in-house Security Operations Center (SOC). Defend against business email compromise, account takeovers, and see beyond your network traffic. Our team of threat analysts does all the tedium for you, eliminating the noise and sending only identified and verified treats to action on. Built with multi-tenancy, ConnectWise SIEM helps you keep clients safe with the best threat intel on the market.
  • 5
    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).
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    Downloads: 15 This Week
    Last Update:
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  • 6
    A free Win32 instant messaging client. Smaller, Faster, Easier.
    Downloads: 4 This Week
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  • 7
    Jarl is a Perl/Tk Client. It strives to provide full functionality with every aspect of the Jabber IM system. It currently supoprts messaging, chat, groupchat, ICQ, AIM, and IRC support.
    Downloads: 13 This Week
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  • 8
    YSM is a simple ICQ client based on the v7/v8 icq protocol version. Free of external libraries requirements, written in the C Language.
    Downloads: 9 This Week
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  • 9
    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: 4 This Week
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  • Optimize your workforce. Icon
    Optimize your workforce.

    Avilar serves clients in the private, government and non-profit sectors, with 50 to 250,00 learners and administrative users.

    To win in today’s business environment, you need the right people, with the right skills, in the right jobs, at the right time. Avilar, the Competency Company, helps astute organizations optimize their workforce for success. Avilar’s competency and eLearning tools provide flexible workforce analytics solutions that work.
  • 10
    Fire is a multi-protocol instant messenger client for Mac OS X based on freely available libraries for each service. Currently Fire handles AOL Instant Messenger®, ICQ®, MSN® Messenger, Jabber, limited IRC, Yahoo!®, and Apple Bonjour communications.
    Downloads: 3 This Week
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  • 11
    Proteus is a multi service instant messaging application for Mac OSX. At the core of Proteus is this Service Controller! This controller provides a common interface for any number of applications to plug into. Each application that knows how to commun
    Downloads: 4 This Week
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  • 12
    This is an Artificial Intelligent response program using Eliza designed to use with the Autoreply 1.0 or higher plugin for LICQ. Let people think they are actually talking to you.
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    Downloads: 3 This Week
    Last Update:
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  • 13
    Csicq is a client-server application that will enable connecting to the icq network using a Java applet without, violating the applet's security restrictions. The server side uses icqlib to maintain connection with the icq network.
    Downloads: 1 This Week
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  • 14
    Kopete is a flexible and extendable multiple protocol instant messaging system designed as a plugin-based system.
    Downloads: 1 This Week
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  • 15
    Downloads: 1 This Week
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  • 16
    A GAIM perl script for an AI controlled personal assistant for when you aren\'t around!
    Downloads: 1 This Week
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  • 17
    PlanetaMessenger.org is a Instant Messenger with support to all well known instant messenger networks including ICQ,MSN,AIM,Yahoo! and Jabber through a powerfull plugin engine. PlanetaMessenger.org support multiples look and feels, plugins and profiles.
    Downloads: 1 This Week
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  • 18
    A miniature console based AIM client written in pure Java. It implements the TOC protocol and provides a solid framework for understanding and writing your own IM clients or bots.
    Downloads: 1 This Week
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  • 19
    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: 1 This Week
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  • 20
    photo-competition in Intenet.The development environment based on C-sharp and asp.net with MS SQL-Server
    Downloads: 1 This Week
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  • 21
    ICQ clone born to satisfy my needs. It runs as well on a 486 with win95, on a single diskette, so it's fast and small.
    Downloads: 0 This Week
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  • 22
    The RISC OS ICQ client.
    Downloads: 0 This Week
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  • 23
    Babel IM is a skinnable instant messenger, with plugins for ICQ, AIM, MSN, Yahoo & RSA crypto. All functionality is provided through the plugin interface, so Babel is highly customizeable.
    Downloads: 0 This Week
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  • 24
    The BeOS Instant Messaging Kit project aims to create a BeOS-centric, generic instant messaging servuice for workstations. The system will follow the BeOS kits/servers model, and different IM protocols will be supported through add-ons to the im_server,
    Downloads: 0 This Week
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  • 25
    BlackChat is an ICQ Instant Messaging client for the BlackBerry 72XX wireless handheld. Features include 24/7 connection, client only solution, send/receive msgs, add/remove contacts, change client status and skins
    Downloads: 0 This Week
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