Fish

What it does

Colors

fish supports 24-bit true color.checked 14 Nov 2026

Command completion

fish includes general-purpose completions and scripted completions for many programs, including man, make, mount, apt, rpm, and yum.checked 14 Nov 2026

Command suggestions

fish suggests commands as users type, based on command history, completions, and valid file paths.checked 14 Nov 2026

Compatibility limitation

fish may not be suitable as a login shell on systems that require a Bourne-compatible login shell and /etc/profile.checked 14 Nov 2026

Downloads

The official site lists installation routes for macOS, Linux distributions, BSD systems, Cygwin, Windows Subsystem for Linux, and MSYS2.checked 14 Nov 2026

Intended users

The tutorial describes fish as suitable for people seeking a more productive command line without learning many arcane syntax and configuration options.checked 14 Nov 2026

Interactive features

fish includes syntax highlighting, autosuggestions, tab completion, and navigable selection lists.checked 14 Nov 2026

Product

fish is a command-line shell focused on usability and interactive use.checked 14 Nov 2026

Ready to use

fish is designed to work immediately without extensive configuration.checked 14 Nov 2026

Scripting

fish supports adding functions on the fly and describes its syntax as easy to learn and use.checked 14 Nov 2026

Scripting compatibility

fish aims to make tasks from other shell languages possible, while sometimes relying on external commands.checked 14 Nov 2026

Support

The project lists Matrix, its mailing list, Unix & Linux Stack Exchange, and GitHub issues as help channels.checked 14 Nov 2026

Web configuration

Users can use a web page to set colors and view functions, variables, and history.checked 14 Nov 2026