The best open source alternative to RealVNC is RustDesk. If that doesn't suit you, our users have ranked more than 100 alternatives to RealVNC and many of them is open source so hopefully you can find a suitable replacement. Other interesting open source alternatives to RealVNC are Remmina, TightVNC, UltraVNC and Bananas Screen Sharing.
A VNC/SSH Client for the GNOME Desktop
AFK connects your iPhone or Android to your Mac via WebRTC. Built for developers using AI coding agents (Claude Code, Cursor, Codex) who want to check in from the couch, give feedback, and kick off tasks without being stuck at their desk.
KRDC is the KDE Remote Desktop Client. KRDC was overhauled as part of the Google Summer of Code (SoC) 2007 by Urs Wolfer and other developers to be included in the KDE 4.0. An overhaul was needed as KRDC development had slowed to a stop as it had no active maintainer for several...
A user-friendly, open-source, cross-platform solution, that allows controlling of remote computers. It can be used as an alternative to various commercial remote desktop and assistance products.
Connections allows you to connect to and use other desktops. This can be a great way to access content or software on a different desktop operating system. It can also be used as a way to provide support to users who might need help.
1Remote (previously PRemoteM) is a modern personal remote session manager and launcher. It is a single place to manage all your remote sessions supporting a number of different protocols.
TurboVNC is a derivative of VNC (Virtual Network Computing) that is tuned to provide peak performance for 3D and video workloads.
This a repo in an effort to continue an opensource version of original cloudradar-monitoring rport. We are working to bring back all the component to opensource. Some documentation might be inconsistent but will still be usable.
MultiVNC is an open-source VNC viewer that aims to be easy to use and fast. It includes the following features:
AVNC is an open source VNC client for Android. It allows you to remotely control any device running a VNC server.
rdesktop is an open source client for Windows Terminal Services, capable of natively speaking Remote Desktop Protocol (RDP) in order to present the users Windows desktop. Supported servers include Windows 2000 Server, Windows Server 2003, Windows Server 2008, Windows XP, Windows...
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