Useful Linux command line tools

Last Update: 2023-04-16

This is an incomplete list of some useful Linux/*BSD command-line tools:

CommandDescription
ncduList size of directories and files
sed -i 's/old/new/'Find & replace with Regex
telnet host portTest cleartext network connection
openssl s_client -connect host:portTest encrypted network connection
vim/emacs(Most) Powerful text editor. Install COC plugins for the awesome vscode language server.
fdAwesome rust replacement for find
rgAwesome rust replacement for grep
batNot a replacment for cat but an addition
netstat -tulpnShow open network ports