fish

Lesson in the Shell / Bash Roadmap · Stage 2: Popular Shells

Last updated 14 September 2026

What is fish?

fish is a user-friendly command-line shell for UNIX-like operating systems. It focuses on providing a more interactive and discoverable experience compared to traditional shells like Bash or Zsh. Key features include autosuggestions, syntax highlighting, and a simplified scripting language.

Study this in the interactive course See the whole Shell / Bash roadmap

Free resources to learn fish

Open sourcefish-shell
ArticleFinally, a command line shell for the 90s
ArticleWhy I use Fish Shell
VideoFISH (Friendly Interactive Shell) by Bash Boomer

fish: common questions

Can I learn fish in Hindi?

This lesson is written in English. Once you sign in, open it in the interactive course and ask the AI tutor to explain fish in Hindi or Hinglish. The tutor answers from this lesson’s own text, so it stays on the syllabus, and it runs on your own Google, OpenAI or Anthropic key.

Is this fish tutorial for beginners?

It is lesson 9 of 166 in the free Shell / Bash roadmap, in stage 2, Popular Shells. If you are new to Shell / Bash, start from stage 1 and come back here in order; if you already know the earlier stages, this lesson stands on its own.