• Technology
• Applications
• Usage
• Known Problems
• Technology
• Why on earth should I use Firejail?
• How does it compare with AppArmor?
• How does it compare with Docker, LXC, nspawn, bubblewrap?
• What is the overhead of the sandbox?
• Can I sandbox a full OS?
• Usage
• How do I undo firecfg?
• How do I bypass firejail on a one-off basis?
• Applications
• Firefox doesn’t open in a new sandbox. Instead, it opens a new tab in an existing Firefox instance
• How do I run two instances of Firefox?
• How do I run tor browser?
• How do I run VLC in a sandbox without network access?
• Can you sandbox Steam games and Skype?
• How do I enable plasma browser integration in Firefox?
• How do I integrate firecfg into my package manager?
• How can I enable fcitx?
• How do I sandbox applications started via systemd or D-Bus services?
• Known Problems
• OverlayFS features disabled for Linux kernel 4.19 and newer
• A program isn't firejailed
• RTNETLINK error
• PulseAudio 7.0/8.0 issue
• Browser mailto and mail programs attachments do not work
• Cannot open hyperlink with web browser using another application
• Firefox 60 problems
• LibreOffice on Ubuntu 18.04
• Cannot install new software while Firejail is running
• Cannot connect to ibus-daemon in a new network namespace
• Cannot kill firejailed program
• Firefox crashing on Netflix, AMDGPU PRO, Nvidia closed source drivers
• I’ve noticed the title bar in Firefox shows “(as superuser)”, is this normal?
• Media issues with firejail 0.9.62 under Arch