dpkg -l lists all the installed programs on a Debian apt based system. There are too many to list all and many are built in system commands.

Below are some that I highlight for interest and future reference to easily find on reinstall.

• fastfetch Fastfetch is a neofetch-like tool for fetching system information and displaying it prettily. It is written mainly in C, with performance and customizability in mind. Also see Deep Dive With Fastfetch; a Neofetch Alternative

I have been using the Python package management software pipx.

pipx installation and usage notes

Some python packages:

• glances, is an open-source system cross-platform monitoring tool. Also see KPTree Glances
• s-tui, Stress-Terminal UI, s-tui, monitors CPU temperature, frequency, power and utilization in a graphical way from the terminal.
• periodic-table-cli, An interactive Periodic Table of Elements app for the console
• gallery-dl, is a command-line program to download image galleries and collections from several image hosting sites

Current installed Flatpaks can be listed with flatpak list. Many of the packs installed are dependency packs. Below are key packs that I am using:

• calibre, an electronic book mangement system with many additional features, e.g. book viewers and converters.
• Vuescan, Apropriety, paid for Scanner application. Simply the best I have found, works and is constantly updated.
• Steam, games platform
• XnView MP, A picture view application
• Shortwave, An internet radio player
• Qalculate, A desktop calculator
• CPU-X, A system performance statistic application
• Bugdom 2, A game that I used to enjoy playing with my young children
• FreeCAD, A 3D CAD program
• KeePassXC, A password managment application, that is based upon the Keepass system
• Parabolic, a downloader
• nomacs, an image viewer (I could not seem to start from terminal and had to use via graphical environment
• QOwnNotes, A markdown notepad that I used integrated with Nextcloud