Open Source Chat Software

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Chat Software

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Browse free open source Chat software and projects for Windows and Desktop Operating Systems below. Use the toggles on the left to filter open source Chat software by OS, license, language, programming language, and project status.

  • 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.
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    You asked, we delivered! Auth0 is excited to expand our Free and Paid plans to include more options so you can focus on building, deploying, and scaling applications without having to worry about your security. Auth0 now, thank yourself later.
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  • 1
    BeeBEEP (Free Office Messenger)

    BeeBEEP (Free Office Messenger)

    You can message and share files inside your intranet without a server.

    BeeBEEP is a secure (encryption based on Rijndael Algorithm, AES) peer to peer office messenger. You can talk and send files with all your colleagues inside a local area network such of an office, home or internet cafe without a server. BeeBEEP works also with VPNs. This serverless application is indispensable in all those places where privacy and security an essential requirement. For more info visit: https://www.beebeep.net
    Leader badge
    37 Reviews
    Downloads: 2,049 This Week
    Last Update:
    See Project
  • 2
    Psi+

    Psi+

    Psi+ Project — development branch of Psi XMPP client

    Psi is a cross-platform powerful XMPP client designed for experienced users. Psi+ is a development branch of Psi XMPP client. Previously is was a sort of fork but now just consider it as a space for nightly builds.
    Leader badge
    3 Reviews
    Downloads: 629 This Week
    Last Update:
    See Project
  • 3
    The Mobility Project wants to make communication simplier and more secure. We use Free (as in Freedom) Software to create tools that are powerful, but also intuitive.
    1 Review
    Downloads: 0 This Week
    Last Update:
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  • 4
    Super Trunfo de Carro Random RC Demo
    Jogo Super Trunfo, passa-tempo com os melhores carros do mundo. Veja o vídeo: http://www.youtube.com/watch?v=0xWzz580k2I&feature=youtu.be
    Downloads: 0 This Week
    Last Update:
    See Project
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    Try Google Cloud Risk-Free With $300 in Credit

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  • 5
    WebAPP: Web Automated Perl Portal is easily installed on virtually any UNIX-based server which is provided by all modern hosting plans. WebAPP is the most fully-featured, versatile, free and open-source, flat-file Perl portal script available today! ----
    Downloads: 0 This Week
    Last Update:
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