Bash zsh fish. Home / Manuals / Docker Engine / CLI / Completion .

Bash zsh fish Like zsh, it is known for being highly user-friendly and customizable, with a range of features that make it well-suited for use as an interactive shell or as a scripting language. Finally, a command line shell for the 90s fish is a smart and user-friendly command line shell for Linux, macOS, and the rest of the family. Compare their syntax, autocompletion, wildcards, plugins, themes, and more. Quick installation available for Bash, Fish, ZSH, Ion, Tcsh, Elvish, Nu, Xonsh, Cmd, and PowerShell. Bash vs. 22 votes, 25 comments. On Windows, this includes PowerShell 5 & 7, WSL2, and Git Bash. While there are various shell options available, Bash, Zsh, and Fish stand out as the most popular choices, each offering a unique set of features, making it crucial to understand their differences in order to select the right Starship is the minimal, blazing fast, and extremely customizable prompt for any shell! Shows the information you need, while staying sleek and minimal. Over the time, I have tried out different popular shells 1: bash, zsh, and fish. Fish is nice because you don't have to spend a lot of effort, plus you can maintain a very minimal, readable configuration. As far as Jul 27, 2023 · Linux 中的 Bash shell 安装 在 Linux 发行版中打开终端。 输入 bash --version 检查是否已安装 Bash。 若尚未安装，使用软件包管理器安装 Bash。例如，在 Ubuntu 上，输入 sudo apt-get install bash。 对于 Fedora 和基于 RPM 的 Linux，请使用 sudo dnf install bash。 Zsh Zsh，全称 “Z Shell”，是一种强大且功能丰富的 Shell，深受 Fish for bash users ¶ This is to give you a quick overview if you come from bash (or to a lesser extent other shells like zsh or ksh) and want to know how fish differs. Dec 14, 2024 · It works for Bash, Zsh and Fish shells. Home / Manuals / Docker Engine / CLI / Completion Page options Bash Zsh fish Bash # Install using APT: sudo apt install bash-completion # Install using Homebrew (Bash version 4 or later): brew install bash-completion@2 # Homebrew install for older versions of Bash: brew install bash-completion # With pacman: sudo pacman -S bash Jan 6, 2023 · Like oh-my-bash and oh-my-zsh, oh-my-fish came up with the possibility for users to use pre-defined themes published and maintained by the community as a way to provide a better use of the fish shell. But two popular alternatives, ZSH and Fish, offer more advanced features and customization. Apr 22, 2024 · Zsh also has a steeper learning curve than Bash, especially if you want to take full advantage of its advanced features. . A beautiful and useful prompt generator for Bash, ZSH, Fish, and tcsh: Shows some important details about the git/svn/hg/fossil branch (see below) Changes color if the last command exited with a failure code If you're too deep into a directory tree, shortens the displayed path with an ellipsis Shows the current Python virtualenv environment It's easy to customize and extend. I am a Bash user looking into switching to Fish (or Zsh). Fish的缺点： 非POSIX兼容: 与 Bash 和 Zsh 不同， Fish 不符合POSIX标准，这意味着为Bash或其他POSIX兼容的shell编写的脚本在Fish中可能无法正确运行，除非进行修改。 兼容性有限：因为 Fish 是一个较新的 Shell，它的社区和资源比 Bash 和 Zsh 少。 My preferred user shell is zsh. Some Ghostty features require integrating with your shell. Install mise CLI See installing mise for other ways to install mise (macport, apt, yum, nix, etc. See below for Jan 24, 2025 · Fish：时尚新人 Fish（友好交互式 Shell）致力于提供现代、用户友好的体验。如果您正在寻找“开箱即用”的产品，Fish 可能会吸引您的注意。 优点： 无需零配置：从一开始就很漂亮 - 语法突出显示，自动建议和制表符完成功能都已内置。 可读的语法：与 Bash 相比，Fish 脚本更加简单、直观。 快速 Aug 24, 2025 · Prompt Theme and Plugin Setup for Bash, Zsh, and Fish explained step by step. Zsh, or Z Shell, is known for its robust feature set which enhances productivity. We can verify that by firing up a container with limited CPU and memory, like so: docker run --rm -it --cpus 1 --memory 100m ubuntu bash And then we can install all the shells, as well as hyperfine, and see how they go: Oct 31, 2022 · Customizing my shell: From bash to zsh to fish Oct 31, 2022 20:00 · 1882 words · 9 minute read When I am coding, I use the terminal a lot. Hyperpolyglot Unix Shells: Bash, Fish, Ksh, Tcsh, Zsh grammar | quoting and escaping | characters variables | variable expansion | brace, tilde, command, and pathname expansion | special variables arithmetic and conditional expressions arrays | associative arrays functions | command resolution | arguments and options execution control Sep 1, 2024 · Here are just some of the extensions possible: [showcase some Zsh plugins and themes] Fish limits addons to "completions" – but prioritizes a simplified experience with smart defaults aimed not to need heavy tweaking. Apr 3, 2023 · Bash offers stability and widespread support, Zsh provides enhanced customization and advanced features, and Fish focuses on user-friendliness and simplicity. I am not exaggerating. Thus far it’s been a good experience so thought I’d share why I did it, how I tweaked my setup and my thoughts on Fish so far. There they present an alternative, keeping bash as the system shell but having it exec fish when run interactively. I also share some of the many mistakes I made in trying to configure fish to behave a bit like a May 5, 2025 · Master Linux shell customization 2025 with Bash, Zsh, and Fish. This is a suitable way when using an interactive shell like bash, zsh, or fish. 1. Dec 16, 2024 · However, Fish’s unfamiliar and innovative scripting language can create complications when running existing scripts written for more traditional shells. May 12, 2025 · Bash, Zsh, and Fish each have their own strengths and weaknesses, depending on your needs and level of expertise. Apr 12, 2023 · Difference Between Fish vs Zsh Many articles are out there explaining about shell scripting, Bash, Zsh, Fish, and many other types of scripting. rs and with that changed my shell to Fish. Test your scripts in different shells such as Bash, Dash, Fish, and Zsh for compatibility. CTRL-T, ALT-C, CTRL-R for bash, zsh, and fish Fuzzy completion for bash and zsh Setting up shell integration To set up shell integration, add the following to your shell configuration file: bash (~/. Fish is much easier to setup, but the incompatibilities with bash discourage me from learning. Each offers unique features, strengths, and trade-offs. Apr 5, 2022 · I changed my prompt configurator from Oh-My-Zsh to Starship. Here is one solution, which Dec 18, 2023 · Bash the most common shell. This blog post tells the story of my upgrade and the pitfalls and benefits of moving to Fish Shell. Many things are similar - they both fundamentally expand commandlines to execute commands, have pipes, redirections Getting Started This will show you how to install mise and get started with it. For example, certain recovery environments such as systemd's emergency mode to be completely broken when fish was set as the login shell. Mar 24, 2024 · 52 Bash vs Fish vs Zsh vs Nushell? ☶ ask unix authored by curiositry 1 year ago | 81 comments Zsh还具有许多其他有用的功能，包括拼写校正，在多个终端之间共享命令历史记录，命名目录快捷方式等。 Fish 在我看来，Fish，或者“友好的交互式Shell”，是最用户友好和交互式的Shell。 它比Zsh和Bash更具可定制性。它有很多很酷的特性，比如一致的语法、漂亮的制表符完成和语法高亮显示，很 Dec 16, 2022 · 这使得功能的选项和帮助文本可见。 由于默认情况下 Fish 已经预置了很多配置，因此它被认为比 Zsh 等其他 sh 选项更适合初学者。 Fish 的脚本语言不同于 Zsh 和 Bash。 Zsh 使用更多简化指令（alias），而 Fish 避免在脚本语言中使用简化指令。 Explore the key differences between Bash, Zsh, and Fish shells to enhance your software development workflow. DT mentioned that he uses all three, I'm wondering how a workflow using three shells would be like and what each shell would be used for? Dec 25, 2024 · Explore different types of Linux shells like Bash, Zsh, and Fish, and learn their key features and differences. Bash dominates as the default shell for most Linux systems, while zsh and fish are favored by developers seeking modern interactivity. Really loving it. Ghostty can automatically inject shell integration for bash, zsh, fish, and elvish. Jul 19, 2023 · A quick beginner's intro to popular Linux Shells - Bash, Fish and Zsh with their features, installation methods and guide for you. Jun 13, 2025 · Bash, Zsh, and Fish are the three most popular shells. Learn how to boost productivity using themes, plugins, and cross-platform workflows. For around one year now, I have settled for the fish shell. Fish: Interactive and User-Friendly Fish, or the Friendly Interactive Shell, is a relatively new shell that aims to provide a powerful yet easy-to-use experience out of the box. Discover the strengths and quirks of each shell to find your perfect command line companion. Zsh is often combined with Oh My Zsh a plugin system and collection of plugins that enhance the shell. Dive into the debate of fish vs bash. com. The default Bash shell is a powerful option. This is to give you a quick overview if you come from bash (or to a lesser extent other shells like zsh or ksh) and want to know how fish differs. This article explodes some advantages of Fish, such as pre-installed plugins, faster and simpler setup, along with a step-by-step guide to make your migration seamless and efficient. I want to share which one I chose and how I went about setting it up. #!/usr/bin/env bash Nov 18, 2022 · Linux - @likre - 我目前在用 arch+gnome ，装了 fish 来当默认的 shell 。看到一些文章和教程都说推荐用 bash 。但是命令好像都是互通的(和 fish ，都是可执行文件，用什么 shel I've been looking at different shells lately, and while I like Fish's overall philosophy and doing things different from POSIX shells like Bash and Zsh, I looked at Nushell's Cookbook and the way it treats things as data instead of raw text looks really interesting. Jul 5, 2025 · Why Do Most Developers Favor Zsh for Everyday Tasks Over Fish? Most developers favor Zsh for everyday tasks over Fish due to its extensive customization options and compatibility with existing scripts. Newer Shells: ash, dash, zsh, and fish While the Linux community has settled on Bash in the years since, developers didn't stop creating new shells when Bash was first released 28 years ago. Pros of Fish Very user-friendly, especially for beginners Mar 23, 2023 · Shell Comparison: Analyzing the Pros and Cons of Bash, Zsh, Fish, and Tcsh Helping you decide which shell to use！ Before we begin comparing various shells, if you’re not sure what a shell is May 6, 2020 · When I set up my Windows computer, I had the chance to take another look at the shell I'm using. Bash, zsh and fish offer parameter name completion through a definition external to the command, distributed in a separate completion definition file. The three main ones out there are Bash, Zsh, and Fish. With zsh, I am working (with nearly) a superset of bash. In this comprehensive guide, we’ll explore the key differences between ZSH and Fish shell. The changes they made do make for a cleaner language, but it's a new language nonetheless. This May 15, 2020 · You can run Bash scripts in both Zsh and fish by adding the following shebang line to the first line of your Bash file. Initial performance Fish’s performance is a lot better than ZSH’s, and very similar to Bash. Jun 11, 2025 · Learn why and how to run multiple shells in Linux. There are fish plugins (albeit not that many like zsh), but you rarely need them because most things are builtin. Dec 7, 2020 · Here’s why. bashrc) Hello. Unlike Bash or Zsh, Fish works intelligently out-of-the-box, making it ideal for developers who want a productive terminal experience without extensive customization. Which do you think is more powerful and or convenient? I know this sub would be biased to Fish Shell but still. This limitation is noted on the Gentoo wiki. I switched from Bash to Fish after 15 years and I’m loving it. It's easy to write pipelines, loops, command subs, etc because I'm used to bash already from script-writing. Most of the shell scripts basically are the same. Jul 14, 2025 · Fish (Friendly Interactive Shell) is a modern Unix shell that offers built-in autosuggestions, syntax highlighting, and web-based configuration without requiring complex setup. Fish vs. In this post, I want to explain how I got there, why I am very happy with fish, and how I have configured it. But some subtle differences are unique for each of the shell scriptings. Let me go over in this video the difference between Bash, ZSH, and Fish, and finally settle the debate on which one is the BEST. However, they are both quite popular shells with large communities so it should be relatively easy to get them customized to your liking. In this guide, we’ll explore: Key features of Bash, Zsh, and Fish ZSH is noticeably slower than even bash for interactive use (no, I had not installed any plugins), fish even moreso. Plus, you'll learn if being POSIX-compliant actually matters I used Zsh for a while before I discovered Fish, and while it was a nicer experience than bash, I found it was clunkier than it needed to be, with endless config required to actually make it usable. Fish Fish Shell is a modern, user-friendly command-line shell that aims to provide an interactive and intuitive interface for users. How do Fish and Zsh syntaxes compare to Bash here? Zsh remains close Jul 8, 2024 · Shell Integration To be useful out of the box without any scripting effort, fzf provides shell integration for bash, zsh and fish. Apr 7, 2021 · Zsh Zsh is for people wanting an interesting mix of a good compatibility with Bash and an ecosystem of plugins with a reasonable installation process. On macOS and Linux, this includes bash, zsh, fish, and PowerShell (pwsh). ). Moving from Zsh to Fish 🐠 I recently began experimenting with Fish after a long time using zsh and oh my zsh. Oh my zsh covers several aspects. They give the same output and share the same scripting environment. Bash is the reliable, time-tested option that prioritizes portability, while Zsh offers advanced features and customization for users who need a more tailored shell environment. From syntax highlight to abbreviation (my favorite), there are numerous novelties here Feb 27, 2025 · Having the right shell can make a big difference in your productivity. For command parameter name/value completions, these shells assume path/filename completion if no completion is defined for the command. Scripting Capabilities Developers spend much of shell time writing scripts to automate tasks or run builds. Learn how to customize your shell with themes, plugins, and Starship for maximum productivity in 2025. Zsh Getting Started with Fish Basic Commands Setting Variables Exporting Variables Configuration Using fish_config for Configuration Functions Aliases and Abbreviations Aliases (Using Functions in Fish) Abbreviations Command Substitutions Loops and Conditionals For Loop While Loop If Statement Interactive Features Jan 24, 2025 · 说到选择一个 shell，Bash、Fish 和 Zsh 是热门选择。它们各自都有拥趸、特性和优势，但哪一个更适合你呢？我们来聊聊——直奔主题，直接说说它们 Sep 2, 2023 · Zsh Shell 5. It’s a plugin system to integrate multiple Zsh scripts. Dec 27, 2023 · For experienced Linux users, choosing the right shell is an important decision. Both Fish and Zsh are ranked as best in shell scripting with Aug 21, 2024 · Bash remains highly capable and is the most widely used and supported shell across Unix-like systems, with a vast ecosystem of scripts and tools built around it. Nov 26, 2024 · Discover how switching from Zsh to Fish shell can enhance your productivity with faster performance, rich built-in functionality, and an user-friendly configuration experience. Unlike traditional shells like Bash or Zsh, Fish offers smart suggestions out of the box, making it easier for both beginners and experienced users to navigate and execute commands. Dec 28, 2022 · What is Fish Shell? Friendly Interactive Shell (fish) is a Unix shell that was first released in 2005 by the developers at fishshell. ksh remains valuable in enterprise environments, while csh —despite its innovative history—has largely been replaced by more robust alternatives. 虽然市面上有多种 Shell 可供选择，但 Bash 、 Zsh 和 Fish 是最受欢迎的三大 Shell，它们各自拥有独特的功能特点。 因此，了解它们之间的差异对于选择最适合自己需求的 Shell 至关重要。 本文将探讨每种 Shell 的关键特性、优缺点，并帮助你做出明智的选择。 Dec 13, 2022 · Learn the differences and features of three popular UNIX shells: Bash, Zsh, and Fish. Mar 29, 2025 · In this comprehensive 2025 Linux shell comparison, we’ll break down the 7 key differences between Bash, Zsh, and Fish, covering areas like scripting power, plugin ecosystems, performance, user experience, customization, community support, and ease of use. Fish provides a range of features that makes it an attractive choice. It also lacks the same breadth of community support and third party extensions compared to Bash and Zsh. That's like the big plus of fish that its scripting language is sooo much saner than sh or bash. Warp supports popular shells across macOS, Windows, and Linux. Zsh is the most popular one among developers. But Fish is the most underrated one. As a default bash user who want to switch from bash why should i use fish instead of zsh ? I was told fish and bash have… Mar 3, 2017 · It's also the default shell on Apple's macOS, and is available for installation on Microsoft's Windows 10. May 18, 2025 · The command-line shell is an essential tool for interacting with the operating system, allowing users to execute commands, automate tasks, and run scripts efficiently. Fish indeed is an overlooked shell that could be a great fit for beginners and advanced FOSSers alike. Fish is intentionally not POSIX-compatible and as such some of the things you are used to work differently. The Starship shell prompt is designed to only show the information you need while you’re working, while staying sleek and out of the way. Nov 23, 2023 · 動作が非常に軽量 これはC++で書かれているだけあって高速過ぎると思います。Bashはあまり使わないのでほぼカスタマイズなしです。fishと似た使い勝手になるようにzshにはauto-suggestions, zsh-autocomplete, zsh-syntax-highlightingを入れています。 Nov 8, 2025 · Using fish as the the login shell can cause compatibility issues.