Linux users
Some distributions ship a minimal X11 stack, so you may need to install the following lightweight packages (< 2 Mb) before launching Passwords or running the AppImage.
Debian based (Ubuntu, Linux Mint, Pop!_OS, KDE Neon, etc.)
sudo apt install libxcb1 libxcb-util1 libxcb-ewmh2 libxcb-keysyms1 libxcb-image0 libxcb-cursor0 libxkbcommon0 libxkbcommon-x11-0 libgl1 libegl1 libxcb-xrm0
RHEL based (RHEL, Rocky Linux, AlmaLinux, Oracle Linux, Fedora‑like environments)
sudo dnf install libxcb xcb-util xcb-util-wm xcb-util-keysyms xcb-util-image xcb-util-cursor libxkbcommon libxkbcommon-x11 mesa-libGL mesa-libEGL xcb-util-image xcb-util-xrm
If xcb-util-cursor or xcb-util-xrm are missing, enable EPEL:
sudo dnf install epel-release