$ linux terminal
Practise with a simulated bash shell. Try ls, man date, echo hola | tr a-z A-Z, cat notas.txt | sort | uniq.
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Last login: Tue Nov 03 2026 01:42:05 on pts/0
Welcome to ShellSchool GNU/Linux 6.5.0-edu (x86_64)
* 100% virtual environment: nothing you type touches your computer.
* Type 'help', 'man <command>' or press Tab to autocomplete.
rev — Invierte cada línea de izquierda a derecha.
How this Linux terminal works
It is a simulated bash shell running in your browser, with its own virtual file system, pipes and redirections. It never touches your disk, network or processes, so you can make mistakes safely.