fish alternatives: 5 apps ranked by verified data
Common reasons people leave fish: not POSIX compatible, so bash scripts need changes, and some tools document only bash and zsh setup. We ranked 5 alternatives by how directly each one replaces fish, then by reviews, real visits and how recently each app's facts were checked against its own website. Zsh currently ranks first.
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The highest-ranked app in this list for each need.
Best fish alternative for most people
ZshPOSIX-like shell that can gain fish-style features through plugins.
Best fish alternative for a free option
NushellModern shell that treats command output as structured data.
Best fish alternative for Linux
ZshPOSIX-like shell that can gain fish-style features through plugins.
fish alternatives: common questions
What is the best alternative to fish?
Zsh ranks first right now. POSIX-like shell that can gain fish-style features through plugins. Nushell and Bash follow it in our ranking.
Is there a free alternative to fish?
Yes. Zsh (open source), Nushell (open source), Bash (open source) and Starship (open source) have a free option. Check each app's verified facts for current plan limits.
Is there an open-source alternative to fish?
Yes: Zsh, Nushell, Bash and Starship, plus 1 more in the list above.
Which fish alternatives work on Linux?
Zsh, Nushell, Bash, Starship and xonsh run on Linux.
Why do people switch from fish?
The complaints we hear most: not POSIX compatible, so bash scripts need changes; some tools document only bash and zsh setup; smaller plugin ecosystem than zsh.
How is this list ranked?
Every app is scored with the same published formula: how directly it replaces fish, reviews (weighted by verification), visits from AppBreakup, how recently its facts were checked against its own website, and reader votes.