Linux
Core Differences Feature Bash Zsh Initial Release 1989 1990 Default Prompt $ % Configuration File ~/.bashrc ~/.zshrc Globbing Basic pattern matching Extended patterns + qualifiers Key Technical Divergences 1. Pattern Matching # Bash (basic glob) ls *.txt # Zsh (qualified glob) ls **/*.txt(.) # Only regular files ls *.txt(om) # Ordered by modification time 2. Array
Linux
Core Shell Types Shell Release Key Features Configuration File POSIX Compliant Bash 1989 Default shell, scripting focus, history ~/.bashrc Yes Zsh 1990 Advanced completion, themes, plugins ~/.zshrc Partial Fish 2005 User-friendly syntax, web-based config ~/.config/fish No Ksh 1983 Advanced scripting, fast execution ~/.kshrc Yes Tcsh 1978 C-like syntax, command-line
Linux
Common Shells Bash (Bourne Again Shell) * Default on most Linux distros * Features: * Command history with !! and !$ * Job control with &, fg, bg * Command line editing * Aliases and functions * Array support * Arithmetic operations Zsh (Z Shell) * Enhanced Bash features plus: * Advanced tab completion * Spelling correction * Path expansion * Themeable prompts * Shared command