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KasmVNC vs X2Go: catalog facts
KasmVNC	X2Go
Free The open-source software is available without a license fee. Hosting, hardware and…	Free Free and open source, with optional professional support from third parties.
Linux, Self-hosted, Web	Windows, macOS, Linux
Provides remote desktop access without a separate viewer application.	Clients for Windows, macOS and Linux Can publish single applications as well as full desktops
It does not support traditional VNC viewer clients.	Server side runs on Linux only Some linked Windows client builds date from 2020
Downloadable app	Downloadable app
Open source	Open source
License: GPL-2.0	License not stated
Not stated if an account is needed	No account needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 22, 2026	Official website Full listing and sources Checked September 23, 2026

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