This is part 14 in the series of “Beyond the good ol’ LaunchAgents”, where I try to collect various persistence techniques for macOS. For more background check the introduction. The at command set is a heritage *nix job scheduler on macOS. Although it’s slowly being deprecated, it’s still available on Big Sur, although disabled by default. Enabling atrun Link to heading As described by atrun’s man page, the scheduler can be enabled using the following command: