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noVNC vs KasmVNC: catalog facts
noVNC	KasmVNC
Free Free and open source.	Free The open-source software is available without a license fee. Hosting, hardware and…
Web, Self-hosted	Linux, Self-hosted, Web
Works in any modern browser, including mobile browsers No VNC viewer to install on the client machine	Provides remote desktop access without a separate viewer application.
Needs a VNC server on the remote machine The NPM package holds only the core library, not the full client	It does not support traditional VNC viewer clients.
Web application, Self-hosted	Downloadable app
Open source	Open source
License not stated	License: GPL-2.0
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 22, 2026

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