Top Alternatives to Guacamole

TeamViewer is a remote desktop sharing software which is normally used for remote troubleshooting. It is known for remote desktop sharing, online meetings and remote control.

UltraVNC (sometimes written uVNC), an open-source remote-administration/remote-desktop-software utility for Microsoft Windows.

TightVNC is a cross-platform free and open-source remote desktop software application.

RealVNC is a software consisting of a server and client application for the Virtual Network Computing (VNC) protocol to control another computer's screen remotely.

Ammyy Admin is a free remote desktop sharing and PC remote control software that can be used for remote administration, remote office arrangement, remote support or distant education purposes.

TigerVNC is VNC server and client software, started as a fork of TightVNC.

Vinagre is a VNC, SSH, RDP and SPICE client for the GNOME desktop environment.

Screen Sharing is a VNC client.

Chicken of the VNC is a Virtual Network Computing client for Mac.

Screens is a powerful VNC client app.

Viubo is a remote access platform.