bat

cat with syntax highlighting

low risk

interactive breakdown — edit the command and press Explain
$ 
What it does

A cat clone with syntax highlighting, line numbers and git integration (batcat on Debian).

Common flags
FlagMeaning
-nNumbers only
-AShow non-printable characters
-lForce a language
Examples
bat /etc/nginx/nginx.confPretty-print a file · explain & risk-check →
Related
cat less
Open the full explainer →More in Text Processing

Reference text is hand-written and may be incomplete — check man bat for your version. Test destructive commands on a non-production system first.