Bash

• aliases Common and custom aliases, for Linux or macOS.
• colors ANSI colour codes for printf, echo, tput and the prompt.
• history Size, timestamps and sharing of the bash history.
• ps1 Build your prompt with colours, Git branch and exit status.
• quote Write any text so that bash reads it exactly, or read a quoted word.
• script A clean skeleton: strict mode, --help, options, cleanup.