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Sandboxie-Plus vs Kasm Workspaces: catalog facts
Sandboxie-Plus	Kasm Workspaces
Free Free and open source under the GPL 3.0. Some advanced features are reserved for supporters…	Freemium Downloadable for self-hosting; organisational deployments are licensed commercially.
Windows	Web, Self-hosted
Filesystem and registry changes stay inside the box and can be discarded Unlimited boxes, run alone or at the same time	Streams full desktops and single apps to a browser Container isolation for risky browsing
Windows 7 64-bit or newer only Some programs detect the sandbox and refuse to run	Built mainly for organisations Needs a server with container support
Downloadable app	Self-hosted
Open source	Closed source
License: GPL-3.0	License not stated
No account needed	Not stated if an account is needed
Works offline	Needs internet
Official website Full listing and sources Checked September 21, 2026	Official website Full listing and sources Checked September 23, 2026

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