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X2GoTurboVNC
Free

Free and open source, with optional professional support from third parties.

 Free

Free and open source under the GPL. The project relies on sponsorship and funded…

Windows, macOS, Linux Windows, macOS, Linux
  • Clients for Windows, macOS and Linux
  • Can publish single applications as well as full desktops
  • Tight encoding variant tuned for image-heavy applications, where ordinary VNC crawls
  • With VirtualGL it displays 3D applications remotely at interactive speed
  • Server side runs on Linux only
  • Some linked Windows client builds date from 2020
  • VNC has no built-in encryption by default; you tunnel it over SSH or configure TLS
  • Setting up VirtualGL alongside it is genuinely involved
Downloadable app Downloadable app
Open source Open source
License not stated License: GPL-2.0
No account needed No account needed
Not stated if it works offline Works offline

Checked September 23, 2026

Checked September 21, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.