How to Install Snapd on Debian 13 Trixie | Install Snap on Debian 13 | Snaps are app packages for desktop, cloud and IoT that are easy to install, secure, cross-platform and dependency-free. The snap daemon, known as snapd, is the background service that manages and maintains your snaps. It needs to be running before a snap can be installed. Fortunately, the snap daemon is pre-installed and running on many distributions by default, and it’s easy to install on most other distributions.