iTerm2

iTerm2 is the power-user terminal for Mac. v3.5/3.6 (2025) adds AI Integration (OpenAI key) and a built-in Web Browser panel.

When to Use

• macOS Power User: Split panes, hotkey window (Quake style), search.
• Remote Integration: Shell integration allows downloading files via drag-drop from SSH.

Core Concepts

Profiles

Define colors, fonts, and keyboard behavior per environment.

Triggers

Regex that watches output and performs actions (e.g., highlight "Error", run a script, ring incomplete).