Compare software

TightVNCTurboVNC
Free

Free and open source under the GPL. A commercial licence is sold for redistribution.

 Free

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

Windows, Linux Windows, macOS, Linux
  • Very light on resources, with a Java viewer that runs from any browser host
  • Simple, dependable remote control on a local network
  • Tight encoding variant tuned for image-heavy applications, where ordinary VNC crawls
  • With VirtualGL it displays 3D applications remotely at interactive speed
  • No relay service; you must reach the machine yourself over the network
  • VNC authentication is weak and needs to be tunnelled over SSH or a VPN
  • 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: GPL-2.0 License: GPL-2.0
Not stated if an account is needed No account needed
Not stated if it works offline Works offline

Checked September 22, 2026

Checked September 21, 2026

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