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Open Source UltraVNC Alternatives

The best open source alternative to UltraVNC is Remmina. If that doesn't suit you, our users have ranked more than 50 alternatives to UltraVNC and many of them is open source so hopefully you can find a suitable replacement. Other interesting open source alternatives to UltraVNC are TightVNC, TigerVNC, Rustdesk and Apache Guacamole.

UltraVNC alternatives are mainly Remote Desktop Tools but may also be Web Conferencing Tools or Video Calling Apps. Filter by these if you want a narrower list of alternatives or looking for a specific functionality of UltraVNC.
This page was last updated Jun 14, 2022
UltraVNC
  267
  • FreeOpen Source
  • Windows

UltraVNC is easy to use and free software that can display the screen of another computer (via the Internet or a local...

Learn more about UltraVNC

  1. Remmina is a remote desktop client written in GTK+. Remmina primarily targets system administrators and travelers that need to work with computers remotely in front of either large monitors or tiny netbooks.

    Most users think Remmina is a great alternative to UltraVNC.
  2. TightVNC is a free remote desktop application. With TightVNC, you can see the desktop of a remote machine and control it with your local mouse and keyboard, just like you would do it sitting in the front of that computer.

    TightVNC vs UltraVNC opinions
    Most users think TightVNC is a great alternative to UltraVNC.
    xvhpqg

    Using as server: After connecting, don't have to wait on black screen for 5 seconds until remote screen appears. Very responsive.

    Positive comment over 1 year ago
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  3. TigerVNC

    • FreeOpen Source
    • Mac
    • Windows
    • Linux
    • BSD

    TigerVNC is an advanced VNC implementation. It is based on the fourth generation of VNC. TigerVNC also includes features from the TightVNC and TurboVNC projects. This includes accelerated JPEG compression. TigerVNC supports the latest X.Org X server.

  4. Rustdesk

    • FreeOpen Source
    • Mac
    • Windows
    • Linux
    • Android

    The remote desktop software that is similar to TeamViewer and AnyDesk. Clients are open source, though server is not.

  5. Guacamole is a clientless remote desktop gateway. It supports standard protocols like VNC and RDP. We call it clientless because no plugins or client software are required.



  6. Remotely

    • FreeOpen Source
    • Windows
    • Linux
    • Self-Hosted

    Remotely is a free and open-source remote desktop, remote scripting, and rich auto-complete to maximize your IT support efficiency.

    Remotely vs UltraVNC opinions
    pros, cons and recent comments

    On-Premise currently only supports Windows & Ubuntu variant distributions but source-code is readily available.

    Includes convenient ~200mb client installer & branding customization features.

    Project is on hiatus as of about a month ago (Aug 23, 2021) due to change in dev personal living arrangements.

    Heavily recommend supporting this one and all his endeavors, this sort of thing only comes around once in a blue moon!

    Positive comment 9 months ago
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  7. Dayon!

    • FreeOpen Source
    • Mac
    • Windows
    • Linux
    • Snap!

    Dayon! is a user friendly, open-source, cross-platform solution, that allows controlling of remote computers.

  8. Xrdp

    • FreeOpen Source
    • Linux

    xrdp provides a graphical login to remote machines using Microsoft Remote Desktop Protocol (RDP). xrdp accepts connections from a variety of RDP clients:

    No screenshots yet
  9. Desktop application for Jitsi Meet built with Electron.

  10. screego

    • FreeOpen Source
    • Windows
    • Linux
    • Online
    • Raspberry Pi
    • Docker

    For developers, screen sharing shouldn’t be optimized for low bandwidth or presenting some slides. It should be high definition, that you still can read the tiny font of your colleague. No more, “wait a minute, the stream isn’t updating”.

    No screenshots yet
Showing 10 of 25 alternatives