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Bubblejail vs Bubblewrap: catalog facts
Bubblejail	Bubblewrap
Free Free and open source.	Free Free and open source.
Linux	Linux, Command line
Uses bubblewrap rather than a setuid sandbox Graphical tool for managing sandbox permissions	Sandboxes programs without root privileges Proven in production as the basis of Flatpak
Linux only Smaller project than Firejail or Flatpak	Linux only Low-level; every sandbox must be configured by hand
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0	License: LGPL-2.0-or-later
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked September 23, 2026

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