Is there a way to list all non-free software and firmware that is used/installed on my computer?
134192
How to make sure I'm not using any proprietary software after installation?
125237
What's the best way to completely remove everything from a computer, without re-installing?
21528
How can I find the version of Ubuntu that is installed?
77434
How to discover what Linux distribution is in use
157663
a command to list all packagas installed on the system and their installed files, how?
8052
How can I check the integrity of a downloaded Ubuntu CD?
30956
Command-line to list DNS servers used by my system
5954
How to list all installed packages
65188
Command line option to check which filesystem I am using?
10100
How do I list installed software with the installed size?
148424
How can I get the product keys for software on my PC?
10028
Where can I find the location of folders for installed programs?
24368
How can I list all files which have been installed by an APT package?
80819
Is there a command that outputs ONLY the packages explicitly installed by the user? (ubuntu/debian)
14088
How can I enumerate/list all installed applications in Windows XP?
67802
How to get a list of files for a package I haven't installed yet?
85040
How can I find out what is using the hard disk?