ohmybash/oh-my-bash

Oh My Bash is a community-maintained framework that manages the configuration of the Bash shell, which is the default command-line interface on most Linux systems and older versions of macOS. The goal is to make the terminal easier and more pleasant to use by collecting useful add-ons in one organized system with a simple installation process. It works on macOS and Linux. Installing Oh My Bash takes a single command: you paste a curl or wget line into your terminal, and the installer sets up everything automatically. It rewrites your shell configuration file so that Oh My Bash loads each time you open a terminal. Your original configuration file is backed up before any changes are made, so you can recover it if needed. Once installed, you can enable plugins by listing their names in your configuration file. Plugins add shortcuts, helper commands, and extra behavior for specific tools. For example, there are plugins for Git, Ruby, and other common developer workflows. The framework also supports conditional loading, so you can turn certain plugins on only in specific situations, such as only when you are connected via SSH. Themes control how your terminal prompt looks. Oh My Bash ships with over a hundred themes, and screenshots for most of them are available on the project wiki. You change the active theme by editing one line in your configuration file. There is also a random theme mode that picks a different look each time you open a terminal window, with options to limit the pool to your preferred choices or exclude ones you dislike. Custom plugins and themes can be placed in a special user-owned directory that Oh My Bash will load alongside the built-in ones. This keeps personal additions separate from the project files, which means updating Oh My Bash later will not overwrite them. The project includes an auto-update mechanism that checks for new versions and applies them on a schedule.