Dev tools · alternatives · 2026

24 alternatives to Butterfish Shell

A shell with AI superpowers

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Butterfish Shell launched in 2023; newer entries below may have overtaken it.

1
Goldfish▲958
Press Option. It knows your work and replies like you
Jun 2026 · goldfish.sh · its alternatives →
2
GPT-3 Powered Shell▲308
Use gpt-do to have GPT-3 write all your bash commands for you.
2022 · musings.yasyf.com · its alternatives →
3
Brainfish▲462
📖 Self-learning AI agent to create and update help docs
2025 · brainfishai.com · its alternatives →
4
Shello.ai (Desktop)▲59
ChatGPT at your fingertips: Menu-bar app
2023 · its alternatives →
5
Shell AI – My Aggressively Minimal Open Source Assistant▲36
A delightfully minimal, yet remarkably powerful AI Shell Assistant. - ibigio/shell-ai
2023 · github.com · its alternatives →
6
Fish Shell▲3
Smart and user-friendly command line shell for OS X an Linux
2015 · fishshell.com · its alternatives →
7
ShellMate AI▲342
While "burning tokens" isn't necessarily a good thing, I thought it worthwhile to throw together a quick leaderboard to track the dev setups of the top HN token burners. Jesse (https://en.wikipedia.org/wiki/Jesse_Vincent), Wes (https://en.wikipedia.org/wiki/Wes_McKinney), and Harper (https://en.wikipedia.org/wiki/Harper_Reed) are using it to report their Claude/Codex usage.
2024 · tkmx.odio.dev · its alternatives →
8
Shell Sage▲106
Ai-powered terminal assistant
2025 · shellsage.vercel.app · its alternatives →
9
AI Command Bar▲320
Turn your user's words into actions
2025 · its alternatives →
10
Shellock, a real-time CLI flag explainer for fish shell▲37
Real-time CLI flag explainer for fish shell. Contribute to ibehnam/shellock development by creating an account on GitHub.
Jan 2026 · github.com · its alternatives →
11
Brainfish AI▲109
Instant answers for any customer question about your product
2023 · brainfi.sh · its alternatives →
12
Spaceship ZSH▲117
Powerful, customizable Zsh prompt, your own spaceship 🚀
2018 · github.com · its alternatives →
13
Get answers for shell commands from GPT3 from your terminal▲159
I was constantly googling CLI commands so I built this small CLI tool with GPT3. You can ask for shell commands right from the CLI. You'd need to use your own API KEY for this but it's pretty simple, instructions are in the README Not perfect but not bad either.
2022 · github.com · its alternatives →
14TN
Termipal – native micro-GUIs for shell scripts and command line apps▲195
2017 · termipal.sh · its alternatives →
15
Command AI▲244
AI for your users
2024 · amplitude.com · its alternatives →
16
Janetsh – A new system shell▲90
A powerful new shell that uses the janet programming language for both the implementation and repl. - andrewchambers/janetsh
2019 · github.com · its alternatives →
17
Grok CLI (Unofficial)▲149
Bring the power of Grok into your terminal
2025 · github.com · its alternatives →
18
jebi▲140
A supercharged terminal for Mac with built-in local AI
Jun 2026 · jebi.sh · its alternatives →
19
GCLI▲87
GPT powered command line interface
2025 · its alternatives →
20
OpenCode Superapp▲128
The power of Codex with local, self-hosted models and voice
Jul 2026 · opencodesuper.app · its alternatives →
21
Shell2 by Raiden AI▲91
Code interpreter with API, internet, multiplayer, open LLMs
2023 · its alternatives →
22
Container Diet▲105
Slim down your Docker images with AI-powered sass. 🐳💅
Nov 2025 · k1lgor.github.io · its alternatives →
23FP
Fisherman – Plugin manager and CLI toolkit for fish shell▲39
2016 · fisherman.sh · its alternatives →
24
Magic-cli – A copilot for your command line▲158
Blog post: https://guywaldman.com/posts/introducing-magic-cli
2024 · github.com · its alternatives →

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Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →