mac.install.guide

Download and install macOS and set up a Mac development environment.

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Check macOS version Compatibility check Latest macOS info
macOS Version
Download macOS Update macOS Upgrade to Tahoe
System preferences Setup resources
Mac Setup
Should I update? macOS Tahoe overview
Terminal Foundations
Open Terminal Terminal basics Alternative terminals
Terminal App
.zshrc vs .zprofile PATH configuration Shell config files
Editor and AI Tools
ChatGPT desktop app
AI Tools
VS Code (coming) Cursor (coming)
Developer Tools
xcode-select install Check if installed Uninstall CLT Reinstall CLT
Xcode CLT
No developer tools found Apple CLT overview Install via Homebrew
Package Management
Update Homebrew Uninstall packages Cleanup old versions Uninstall Homebrew
Install Homebrew
Complete Homebrew guide Best Homebrew packages brew: command not found
Version Control
Git configuration Credential manager
Git Setup
GitHub connection SSH key setup
Programming Languages
Python
System Python Python PATH
Homebrew Python
Update Python
pyenv
Version Managers
uv (modern)
pip not found
Troubleshooting
python not found
Ruby
Check version Update Ruby
Install Ruby
Uninstall Ruby
chruby
Version Managers
Change version
Complete guide
Ruby Guide
Java
Java overview
Install Java
Java 21 LTS
Unable to locate
Troubleshooting
Set JAVA_HOME

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