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

ooVoo is a video chat and an instant messaging client.

Remote Utilities is a remote desktop software for Microsoft Windows that provides remote access from one PC to another PC over a LAN or via the Internet.

dualmon is a free remote desktop and remote support software.

Jitsi (formerly SIP Communicator) is a free and open source multiplatform voice (VoIP), videoconferencing and instant messaging application.

Mikogo is a desktop sharing software application for web conferencing and remote support.

Air Display turns your iOS screen into a wireless (or USB) display for your Mac.