Download Open Source Messaging - Best Software & Apps

  • SplitCam

    5.4.4.2

    License
    free Download
    Platform
    Windows

    Use your webcam with multiple applications

    7
    301 votes
    • PROS: Means you don't have to close one program and open another using same video source, One webcam can serve mutliple messaging services
    • CONS: Becomes confusing communicating between different IM', Connection and setup can be lengthy
  • Signal Private Messenger

    1.8.0

    License
    free Download
    Platform
    Windows
    iPhone
    Android

    Free and open-source private mesenger for personal computers

    10
    2 votes
    • PROS: Users will not be charged to download and use Signal Private Messenger, There are nearly 40 different languages supported by this software
    • CONS: Video calls may experience lag times or poor image quality, There is currently no variant of this package designed for mobile phones
  • HexChat

    Varies with device

    License
    free Download
    Platform
    Windows
    Mac

    It is like a free version of XChat for Windows

    -
    No votes yet
    • PROS: It is free fully open source, It has spellcheck SASL proxies and DCC support
    • CONS: The starting GUI is pretty ugly, Chat rooms are not very popular or populated these days
  • aMSN

    0.98.9

    License
    free Download
    Platform
    Windows

    An open source alternative to MSN Messenger

    8
    689 votes
    • PROS: More features than MSN, Extended customization
    • CONS: Some trouble when opening new chat windows, Known to use up lots of CPU, Webcam feature still a bit unstable, Weak interface
  • Signal Private Messenger

    0.33.0

    License
    free Download
    Platform
    Windows

    Free and open-source private mesenger for personal computers

    10
    2 votes
    • PROS: Users will not be charged to download and use Signal Private Messenger, There are nearly 40 different languages supported by this software
    • CONS: Video calls may experience lag times or poor image quality, There is currently no variant of this package designed for mobile phones
  • InterFace Chat Messenger

    1.3.0.

    License
    free Download
    Platform
    Windows

    Serverless Instant Messenger with open source Social Network, Chess Game and Forum and Groupchat function

    10
    2 votes
    • PROS: Open source, Serverless, Add friends of Friends, Group chat
    • CONS: Users need a test partner to explore the 1+1 communication.
  • Mac Messenger

    3.5.4

    License
    free Download
    Platform
    Mac

    Open source MSN Messenger client for Mac

    6
    27 votes
    • Goofy

      3.0.3

      License
      free Download
      Platform
      Mac

      Free open-source Facebook messenger

      -
      No votes yet
      • PROS: Free and open-source, Clever features
      • CONS: RAM intensive, Little advantage over Facebook's page
    • Win Crypto Chat

      4.5

      License
      free Download
      Platform
      Windows

      Encryption for your IM chats

      -
      No votes yet
      • PROS: Protects IM messages from snooping, Open source
      • CONS: Very complicated to setup
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