CLI Tool Development
Course Index
33 Lessons · 3 Levels
Build production-grade CLI tools in Python, Node.js, Go, and Shell — Click, Typer, Rich, Commander.js, Cobra, and packaging for PyPI & npm. Covers testing, CI/CD, cross-platform binaries, GoReleaser & 3 real publishable CLI builds.
33Lessons
3Levels
3Projects
FreeAccess
Level ICLI Foundations & Terminal UXLessons 1–12
LESSON 01
What is CLI Tool Development?
LESSON 02
CLI Design Principles & UX
LESSON 03
Arguments, Options & Flags
LESSON 04
Subcommands & Command Groups
LESSON 05
stdin, stdout & stderr
LESSON 06
Exit Codes & Error Handling
LESSON 07
Environment Variables in CLIs
LESSON 08
Config Files: TOML, YAML & JSON
LESSON 09
Interactive Prompts & User Input
LESSON 10
Coloured Output & Terminal Styling
LESSON 11
Progress Bars & Spinners
LESSON 12
Tables & Formatted Output
Level IIPython, Node.js & Go CLI FrameworksLessons 13–24
LESSON 13
Python CLI: sys.argv Basics
LESSON 14
Python CLI: argparse
LESSON 15
Python CLI: Click
LESSON 16
Python CLI: Typer
LESSON 17
Rich: Beautiful Terminal Output
LESSON 18
Packaging Python CLIs: pyproject
LESSON 19
Distributing on PyPI & pipx
LESSON 20
Node.js CLI: Commander.js
LESSON 21
Node.js CLI: Inquirer & chalk
LESSON 22
Node.js CLI: ora Spinners
LESSON 23
Publishing Node.js CLIs to npm
LESSON 24
Go CLI: Cobra & Viper
Level IIIShell CLIs, Testing, Distribution & ProjectsLessons 25–33
LESSON 25
Shell Script CLIs: Bash & Zsh
LESSON 26
Testing CLI Tools
LESSON 27
CI/CD for CLI Tools: GitHub Actions
LESSON 28
Cross-Platform CLIs
LESSON 29
Version Checks & Auto-Update
LESSON 30
Shipping Binaries: pkg & GoReleaser
LESSON 31
Build a Python File Organiser CLI
LESSON 32
Build a Node.js Project Scaffolder
LESSON 33
Build a Go System Info CLI