Fish (Unix shell)

Fish
Original author(s)Axel Liljencrantz
Developer(s)Fish-shell developers[1]
Initial release13 February 2005 (2005-02-13)
Stable release
4.0.2[2] Edit this on Wikidata / 20 April 2025
Repository
Written inRust[3]
Operating systemUnix-like
TypeUnix shell
LicenseGPL-2.0-only[4]
Websitefishshell.com

Fish (friendly interactive shell; stylized in lowercase) is a Unix-like shell with a focus on interactivity and usability. Fish is designed to be feature-rich by default, rather than highly configurable,[5] and does not adhere to POSIX shell standards by design.[6]

  1. ^ "fish shell team members". GitHub.com. Retrieved 2021-07-28.
  2. ^ "Release 4.0.2". 20 April 2025. Retrieved 24 April 2025.
  3. ^ "fish-shell 4.0b1, now in Rust". fishshell.com. Retrieved 18 December 2024.
  4. ^ fishshell.com License for fish
  5. ^ Liljencrantz, Axel (2005-05-17). "Fish - A user-friendly shell". Linux Weekly News. Retrieved 2010-03-24.
  6. ^ "Fish docs: design". Retrieved 2021-04-09.

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