Linux kernel-related software

systemd is a software suite for system and service management on Linux built to unify service configuration and behavior across Linux distributions. Its main component is an init system used to bootstrap user space and manage user processes. It also provides various daemons and utilities, including device management, login management, network connection management, and event logging. The name systemd adheres to the Unix convention of naming daemons by appending the letter d, and also plays on the French phrase Système D (a person's ability to quickly adapt and improvise in the face of problems

modprobe is a Linux program that provides for loading a loadable kernel module into a Linux kernel, unloading a loaded module and many other related features. It provides an ability to make decisions about which modules to load, awareness of module dependencies, so that when requested to load a module, it adds other required modules first and resolution of recursive module dependencies.

systemd-boot is a free and open-source boot manager, previously known as gummiboot.

lsmod is a command on Linux systems that lists each loadable kernel module that is loaded.