Free PowerShell & Bash Tutorials
Learn shell scripting from scratch with our comprehensive, hands-on tutorials. Master PowerShell for Windows automation and Bash for Linux/macOS — completely free, no signup required.
23 in-depth tutorials • Beginner to Advanced • Real-world examples • Practice exercises
Choose Your Learning Path
Pick a technology and follow our structured tutorials from beginner to advanced. Each tutorial includes examples, exercises, and real-world use cases.
PowerShell
Master Windows PowerShell from basics to advanced scripting. Learn cmdlets, pipelines, automation, and system administration.
Bash Shell
Learn Bash shell scripting from the ground up. Master command-line tools, shell scripting, text processing, and Linux system administration.
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Introduction to PowerShell
Discover what makes PowerShell unique — an object-oriented shell and scripting language built on .NET. Understand its history, editions, and why it is the modern standard for Windows automation.
Installing PowerShell
Install PowerShell 7 on Windows, macOS, and Linux. Configure your terminal, set up VS Code integration, install useful modules, and customize your PowerShell environment.
Cmdlets and Commands
Master the PowerShell command system. Learn the Verb-Noun naming convention, discover commands with Get-Command, use Get-Help effectively, understand parameters, and leverage aliases.
Introduction to Bash
Discover what Bash is, why it matters, and how the command line empowers you to control your computer. A complete beginner-friendly introduction with practical context.
Setting Up Bash
Get Bash installed and configured on Linux, macOS, or Windows. Set up your terminal, customize your prompt, and learn essential keyboard shortcuts.
Navigating the Filesystem
Learn to move around the Linux filesystem with confidence. Master pwd, cd, ls, and understand the directory structure that underpins everything.
Structured Learning
Follow our carefully ordered tutorials from basics to advanced topics. No jumping around needed.
Real-World Examples
Every tutorial includes practical, copy-paste-ready code examples you can use immediately.
Always Free
All tutorials are free and always will be. Learn at your own pace without any barriers.
Why Learn Shell Scripting?
Shell scripting is one of the most valuable skills in tech today. Whether you're a software developer, system administrator, DevOps engineer, or IT professional, knowing how to automate tasks with PowerShell and Bash saves hours of manual work every week.
⚡ PowerShell Tutorials
Master Windows automation with Microsoft's powerful scripting language. Our PowerShell tutorials cover 12 topics from installation to advanced error handling.
- ✓ Cmdlets, pipeline, and object-based output
- ✓ Variables, data types, and operators
- ✓ Functions, scripts, and modules
- ✓ Error handling and debugging
- ✓ Working with JSON, CSV, XML, and APIs
- ✓ Regular expressions and file management
🐧 Bash Tutorials
Learn Linux and macOS command line scripting. Our Bash tutorials cover 11 topics from basic navigation to production shell scripts.
- ✓ Filesystem navigation and file operations
- ✓ Variables, environment, and quoting
- ✓ Pipes, redirection, and Unix philosophy
- ✓ Scripting: conditionals, loops, functions
- ✓ Text processing: grep, sed, and awk
- ✓ Process management and real-world scripts
Frequently Asked Questions
What is PowerShell and why should I learn it?▼
PowerShell is a cross-platform automation and scripting language from Microsoft. It's essential for Windows system administration, Azure cloud management, and DevOps automation. ShellRAG offers free PowerShell tutorials from beginner to advanced.
What is Bash and where is it used?▼
Bash (Bourne Again Shell) is the default shell on Linux and macOS. It's used for system administration, scripting, DevOps pipelines, and automating tasks on Unix-based systems. Our free Bash tutorials cover everything from basic commands to production scripts.
Are these shell scripting tutorials really free?▼
Yes, all ShellRAG tutorials are 100% free with no registration required. We cover PowerShell, Bash, and shell scripting from beginner to advanced levels with hands-on examples.
Do I need prior programming experience to start?▼
No prior programming experience is needed. Our tutorials start from the absolute basics — installing your shell, running your first command, and understanding fundamental concepts before moving to advanced topics.
What topics do the PowerShell tutorials cover?▼
Our PowerShell tutorials cover: installation, cmdlets and commands, variables and data types, operators, control flow, pipeline, functions and scripts, error handling, working with data (JSON, CSV, XML), regular expressions, and file/folder management.
What topics do the Bash tutorials cover?▼
Our Bash tutorials cover: setup, navigating the filesystem, files and directories, variables and environment, pipes and redirection, scripting basics, text processing (grep, sed, awk), process management, advanced scripting, and real-world shell scripts.