Screensy combines a server-side rendezvous component with a website for peer-to-peer screen sharing.
Open source
16 alternativesKasm Vnc
KasmVNC combines a web-based VNC server and client for remote desktop access.
About Kasm Vnc
KasmVNC is an open-source server and client for remote access to a Linux desktop or application from a web browser. It uses YAML-based configuration at the server and user level, with server settings stored at /etc/kasmvnc/kasmvnc.yaml.
It has diverged from the RFB specification used by other VNC variants and does not support legacy VNC viewer applications. Packages are listed for Debian, Ubuntu, Kali and Oracle 8, with command-line tools for starting, listing and stopping sessions.
Key features
- Remote access to Linux desktop or application via browser
- YAML configuration at server and user level
- Start sessions with selected desktop environment via command line
- Add users with read and write permissions via vncpasswd
- List current sessions and stop them by display ID
- Auto-start multiple instances on boot via systemd
Best for: Linux users and administrators who need browser-based remote access to desktops or applications.
Good for
- Accessed from any modern browser without a separate viewer application
- Server and user level YAML configuration
- Open-source code with containerized desktops and app images
Watch out for
- Does not support legacy VNC viewer applications
- Has broken from the RFB specification used by other VNC variants
- Requires group membership change and reconnect after installation
Kasm Vnc at a glance
- Website
- github.com/kasmtech/KasmVNC
- Category
- Software & Utilities › Remote Desktop
- Type
- Open-source project
- Pricing
- Not confirmed. Check the site
- Open source
- Yes · Source code
- Language
- English
- Last checked
- Oct 5, 2026 · Online when checked
- Listed
- Oct 5, 2026
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Kasm Vnc FAQ
Does KasmVNC work with legacy VNC viewers?
No. It is accessed from a modern browser and does not support legacy VNC viewer applications.
How is KasmVNC configured?
Through YAML-based configurations. Server-level settings are at /etc/kasmvnc/kasmvnc.yaml and apply to all users, with additional user-level configuration.
How do I start or stop a session?
Use `vncserver` to start a session, `vncserver -list` to list sessions, and `vncserver -kill :2` to stop the session with that display ID.
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