Mesa: a 3D graphics library

Compiz: a compositing window manager that uses 3D graphics acceleration via OpenGL

GNU Texinfo: a collection of utilities that generate online help and printed manuals

BusyBox: a program that combines many common UNIX utilities into a single small executable

PostgreSQL: a relational database management system

systemd: a system and service manager for Linux

Flatpak: a framework for Linux application sandboxing and distribution

GnuPG: a tool for secure communication and data storage

Mozilla Firefox: a web browser for Windows, Linux, macOS, FreeBSD and Android

DNF: a new package management library and a fork of yum

Docker: a program that performs operating-system-level virtualisation, also known as "containerisation"

Digikam: an advanced digital photo management application

exim: a mail server

FFmpeg: a complete, cross-platform solution to record, convert and stream audio and video

K3b: a KDE-GUI for cdrecord and cdrdao, similar to Nero

ISC BIND: an implementation of the Domain Name System (DNS) protocols

apache-tomcat: a Java Servlet and JSP Container

kmod: a set of programs for loading, inserting, and removing kernel modules

SQLite: an embeddable SQL engine in a C library

Shotwell: an open-source digital photo organiser for GNOME