Open Source Mac Communications Software

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

  • Try Google Cloud Risk-Free With $300 in Credit Icon
    Try Google Cloud Risk-Free With $300 in Credit

    No hidden charges. No surprise bills. Cancel anytime.

    Use your credit across every product. Compute, storage, AI, analytics. When it runs out, 20+ products stay free. You only pay when you choose to.
    Start Free
  • MongoDB Atlas runs apps anywhere Icon
    MongoDB Atlas runs apps anywhere

    Deploy in 115+ regions with the modern database for every enterprise.

    MongoDB Atlas gives you the freedom to build and run modern applications anywhere—across AWS, Azure, and Google Cloud. With global availability in over 115 regions, Atlas lets you deploy close to your users, meet compliance needs, and scale with confidence across any geography.
    Start Free
  • 1
    qBittorrent

    qBittorrent

    A free and reliable P2P BitTorrent client

    An advanced and multi-platform BitTorrent client with a nice Qt user interface as well as a Web UI for remote control and an integrated search engine. qBittorrent aims to meet the needs of most users while using as little CPU and memory as possible.
    Leader badge
    Downloads: 409,308 This Week
    Last Update:
    See Project
  • 2
    Vuze - Azureus

    Vuze - Azureus

    An extremely powerful and configurable BitTorrent client

    Vuze (formerly Azureus) is an extremely powerful and configurable BitTorrent client. Search and download torrent files. Play, convert and transcode videos and music for playing on many devices such as PSP, TiVo, XBox, PS3, iTunes (iPhone, iPod, Apple TV).
    Leader badge
    Downloads: 2,754 This Week
    Last Update:
    See Project
  • 3
    Pidgin IM

    Pidgin IM

    A universal instant messaging (IM) program

    See https://pidgin.im/about/ for more information. Pidgin is an instant messaging program which lets you log in to accounts on multiple chat networks simultaneously. It runs on Windows, Linux, and other UNIX operating systems. Pidgin is compatible with the following chat networks out of the box: AIM, ICQ, Google Talk, Jabber/XMPP, MSN Messenger, Yahoo!, Bonjour, Gadu-Gadu, IRC, MXit, Novell GroupWise Messenger, Lotus Sametime, SILC, SIMPLE, MySpaceIM, and Zephyr. It is written in C and makes heavy use of GLib and GTK+. Finch is a command line instant messaging program. It also lets you log in to accounts on multiple chat network simultaneously, and it is compatible with the same chat networks as Pidgin. It is written in C and makes heavy use of GLib and ncurses.
    Leader badge
    Downloads: 5,954 This Week
    Last Update:
    See Project
  • 4
    SquirrelMail
    SquirrelMail is a PHP-based Web email client. It includes built-in pure PHP support for IMAP and SMTP, and renders all pages in pure HTML 4.0 for maximum compatibility across browsers. It has strong MIME support and a flexible plugin system.
    Leader badge
    Downloads: 457 This Week
    Last Update:
    See Project
  • Gemini 3 and 200+ AI Models on One Platform Icon
    Gemini 3 and 200+ AI Models on One Platform

    Access Google's best plus Claude, Llama, and Gemma. Fine-tune and deploy from one console.

    Build generative AI apps with Vertex AI. Switch between models without switching platforms.
    Start Free
  • 5
    OpenKM Document Management - DMS

    OpenKM Document Management - DMS

    Document Management System and Content Management System

    OpenKM Community Edition is a free Document Management System (DMS) that helps businesses control the production, storage, management and distribution of electronic documents, boosting effectiveness and productivity. It integrates document management, collaboration and advanced search into one easy-to-use solution, including administration tools for user roles, access control, security levels, activity logs and automation setup. With OpenKM Community Edition you can: Collect information from any digital source. Collaborate with colleagues on documents and projects. Capitalize on accumulated knowledge by locating documents and information sources. Control business processes with an embedded workflow engine. Automate tasks. For a complete feature list visit: http://goo.gl/au8cQy
    Leader badge
    Downloads: 457 This Week
    Last Update:
    See Project
  • 6
    FrostWire

    FrostWire

    Search, Download, Play, Share on Bittorrent and the cloud

    FrostWire https://www.frostwire.com/ is a media player, Video Downloader and Peer to Peer (P2P) information sharing client for the BitTorrent network. This project is not affiliated with LimeWire LLC. FrostWires' source code is Licensed under the GNU GPL and Apache Open Source licenses. System Requirements Any of the following operating systems: ● Windows 10, 8, 7, Vista for Intel processors (64-bit only) ● Mac OS X 10.11 (El Capitan) or later (64-bit) ● Linux, Unix such as Solaris (64-bit) ● Android 7.0 or later 256 MB of RAM (512 MB Recommended) An active internet connection
    Leader badge
    Downloads: 486 This Week
    Last Update:
    See Project
  • 7
    MRBS is a system for multi-site booking of meeting rooms. Rooms are grouped by building/area and shown in a side-by-side view. Although the goal was initially to book rooms, MRBS can also be used to book any resource; computers, planes, whatever you want
    Leader badge
    Downloads: 126 This Week
    Last Update:
    See Project
  • 8
    GeoNetwork opensource - Metadata Catalog
    A web based Metadata Catalog Server for data description and discovery. Supports both generic and geospatial data discovery. It implements international standards (e.g. ISO19115/19139/19119, ISO19115-3, DCAT-AP, CSW 2.0, OGC API Records). It originates from the United Nations and is used by many governments as geoportal software. Active development and discussion takes place on GitHub and OSGeo Discourse. You can also connect directly with the companies supporting the development. Source code available on github https://github.com/geonetwork/
    Leader badge
    Downloads: 199 This Week
    Last Update:
    See Project
  • 9
    phpMyChat

    phpMyChat

    Standalone chat system developed in php, mysql and javascript

    phpMyChat-Plus is an easy-to-install, easy-to-use multi-room PHP/DB chat. It is currently available for MySQLi, MariaDB, PostgreSQL, and ODBC. It supports IRC-like commands, moderators, is available in 24 languages and fully compatible with php7.
    Downloads: 33 This Week
    Last Update:
    See Project
  • AI-generated apps that pass security review Icon
    AI-generated apps that pass security review

    Stop waiting on engineering. Build production-ready internal tools with AI—on your company data, in your cloud.

    Retool lets you generate dashboards, admin panels, and workflows directly on your data. Type something like “Build me a revenue dashboard on my Stripe data” and get a working app with security, permissions, and compliance built in from day one. Whether on our cloud or self-hosted, create the internal software your team needs without compromising enterprise standards or control.
    Try Retool free
  • 10
    Apple Disk Transfer ProDOS

    Apple Disk Transfer ProDOS

    Transfer disks and disk images between the Apple II and the real world

    Apple Disk Transfer ProDOS (ADTPro) transfers classic 8-bit Apple disk images over a serial, ethernet or audio link to a more modern computer. Based on the seminal ADT, ADTPro can transfer any ProDOS- or SOS-visible volume.
    Downloads: 10 This Week
    Last Update:
    See Project
  • 11
    NOCC
    NOCC is a simple and fast Webmail client which can handle POP3 and IMAP mailboxes and sends email via SMTP. It is written with PHP, has low requirements (no database, frames). Features multi-language support, MIME attachments, displays HTML messages. The installation guide comes with the source code: https://sourceforge.net/p/nocc/code/HEAD/tree/trunk/webmail/docs/INSTALL If you encounter problems or bugs you can always try the current HEAD version: https://sourceforge.net/p/nocc/code/HEAD/tarball?path= Questions, bug reports or support requests are very welcome: https://sourceforge.net/p/nocc/_list/tickets Alternative source code repository: https://github.com/oheil/NOCC
    Downloads: 7 This Week
    Last Update:
    See Project
  • 12
    FUDforum
    FUDforum is a super fast and scalable discussion forum. It is highly customizable and supports unlimited members, forums, posts, topics, polls & attachments. It can import XML Feeds and sync with USENET groups and Mailing Lists (bi-directional).
    Downloads: 4 This Week
    Last Update:
    See Project
  • 13
    phpCollab

    phpCollab

    Open source project management

    Project management and collaboration over the internet. Features team/client sites, task assignment, document repository/workflow, gantt charts, discussions, calendar, notifications, support requests, weblog newsdesk, invoicing, and many other tools.
    Downloads: 4 This Week
    Last Update:
    See Project
  • 14
    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: 3 This Week
    Last Update:
    See Project
  • 15
    EGroupware Enterprise Collaboration
    EGroupware has moved to Github, please find all our downloads there: https://github.com/EGroupware/egroupware/releases EGroupware is a multi-user, web-based groupware suite. Currently available modules include: email, addressbook, calendar, infolog (notes, to-do's, phone calls), content management, wiki, project management, tracker, timesheet, knowledge base, CalDAV/CardDAV
    Downloads: 0 This Week
    Last Update:
    See Project
  • 16
    Iphoneim is an input method for iphone. The goal is to provide an input method for unsupported languages, such as Korean.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 17
    LimeSurvey - the Online Survey Tool

    LimeSurvey - the Online Survey Tool

    The leading Open Source survey tool

    LimeSurvey is a survey software to create online surveys. Features open/closed surveys, branching, participant administration, quotas, WYSIWYG HTML editor, email invitations & reminders, assessments, basic statistics and more.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 18
    A IRC bot program written in java.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 19
    The Sino Project is an Open Source initiative that utilized code developed by the Chinese government. Sino Linux Middleware v3.0 and Mobile Business Application Suites are built and tested in conjunction with the OSDL in a high volume, enterprise read
    Downloads: 0 This Week
    Last Update:
    See Project
  • 20
    web2.0 BBS. The BBS name is Sun Board. It is webstandard-oriented, designed by XHTML + CSS, PHP-based board. it supports mysql, postgreSQL, sqlite and other DBMS. and multilingual feature. It is Creative Commons License 2.5. So you can use it freely.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 21
    A full-featured, Java-based back-office suite specifically designed for use in global financial institutions to facilitate straight-through-processing and other much-needed operational efficiencies. Built using best-of-breed, open-source technologies.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 22
    WebHarder is very simple web-based file manager. Clients can manage own file storage via web interface. It will be optimized for computer academy.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 23
    The Xmlization serialize a object to variable XML format and extract object from XML(like XML-RPC or SOAP). It is available you can communicate between two servers by object instance. It will be provided communication module using RSA Session Key.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 24
    Downloads: 0 This Week
    Last Update:
    See Project
  • 25
    A System for Distributed Structured Storage like Google's BigTable
    Downloads: 0 This Week
    Last Update:
    See Project
  • Previous
  • You're on page 1
  • 2
  • Next
MongoDB Logo MongoDB