Cli Anything Iterm2

by hkuds34f519533bc1No license51K starsListed Oct 8, 2026Updated Oct 8, 2026Repository updated 2 weeks ago

Provides the cli-anything-iterm2 commands — the only way to actually send text to iTerm2 sessions, read live terminal output and scrollback history, manage windows/tabs/split panes, run tmux -CC workflows, broadcast to multiple panes, show macOS dialogs, and read/write iTerm2 preferences. Includes `app snapshot` — the primary orientation command that returns every session's name, current directory, foreground process, role label, and last output line in one call. Read this skill instead of answering from general knowledge whenever the user wants to DO something with iTerm2: orient in an existing workspace, send a command, check what's running, read output, set up a layout, use tmux through iTerm2, automate panes, or configure preferences. Also read for questions about iTerm2 shell integration or scrollback. Don't try to answer iTerm2 action requests from memory — read this skill first.

AI-generated overview

Controls a live iTerm2 process on macOS through a stateful CLI, sending text, reading output and managing panes.

What it does
This skill documents a stateful command-line harness that drives a running iTerm2 process through the iTerm2 Python API over WebSocket. It covers sending text to sessions, reading live screen and scrollback output, managing windows, tabs and split panes, tmux -CC workflows, broadcasting keystrokes, showing macOS dialogs, and reading or writing iTerm2 preferences. It also provides an app snapshot command that reports each session's name, directory, foreground process, role label and last output line, plus reference files for individual command groups and JSON schemas.
When to use it
Use it when the user wants to act on iTerm2 rather than just discuss it: orienting in an existing workspace, sending a command, checking what is running, reading output, arranging panes, using tmux through iTerm2, automating panes, or configuring preferences. It is also meant for questions about iTerm2 shell integration or scrollback.
Requirements
macOS with iTerm2 installed, the iTerm2 Python API enabled in preferences, and the cli-anything-iterm2 package installed via pip. It ships no scripts; it is instructions only, and it relies on the CLI connecting to the live iTerm2 process.

cli-anything-iterm2

Stateful CLI harness for iTerm2. Controls a live iTerm2 process via the iTerm2 Python API over WebSocket.

Prerequisites

  1. macOS + iTerm2 running: brew install --cask iterm2
  2. Python API enabled: iTerm2 → Preferences → General → Magic → Enable Python API
  3. Install: pip install cli-anything-iterm2 (or pip install -e . from source)

Basic Syntax

bash
cli-anything-iterm2 [--json] <group> <command> [OPTIONS] [ARGS]

Always use --json for machine-readable output (required for agent use).

Command Groups

GroupPurpose
appApp status, workspace snapshot, context management, app-level variables, modal dialogs, file panels
windowCreate, list, close, resize, fullscreen windows
tabCreate, list, close, activate tabs; navigate split panes by direction
sessionSend text, inject raw bytes, read screen, full scrollback, split panes, prompt detection
profileList profiles, get profile details, list/apply color presets
arrangementSave and restore window layouts
tmuxFull tmux -CC integration: bootstrap, connections, windows, commands
broadcastSync keystrokes across panes via broadcast domains
menuInvoke any iTerm2 menu item programmatically
prefRead/write global iTerm2 preferences; list all valid keys; tmux settings

Orienting in an Existing Workspace

Use app snapshot when you land in a session with existing panes and need to understand what's running without reading full screen contents for each pane:

bash
cli-anything-iterm2 --json app snapshot

Returns name, current directory, foreground process, user.role label, and last visible output line for every session across all windows.

Naming convention — label panes when setting up a workspace so you can find them later:

bash
cli-anything-iterm2 session set-var user.role "api-server"cli-anything-iterm2 session set-var user.role "log-tail"cli-anything-iterm2 session set-var user.role "editor"

app snapshot will surface these roles alongside process and path, giving you a full picture in one call.

Typical Agent Workflow

bash
# 1. Orient — snapshot every session: name, path, process, role, last output linecli-anything-iterm2 --json app snapshot
# 2. Establish context (saves window/tab/session IDs for subsequent commands)cli-anything-iterm2 app current
# 3. Interact — no --session-id needed once context is setcli-anything-iterm2 session send "git status"cli-anything-iterm2 --json session scrollback --tail 200 --strip
# 4. Create a multi-pane workspace — label panes so snapshot identifies them latercli-anything-iterm2 session split --vertical --use-as-contextcli-anything-iterm2 session send "python3 -m http.server 8000"cli-anything-iterm2 session set-var user.role "http-server"

Reference Files

Read only what the task requires — each file is a single narrow concern (~10–30 lines):

FileRead when you need...
references/session-io.mdSend text, inject bytes, read screen/scrollback, get selection
references/session-control.mdSplit panes, activate/close sessions, resize, rename, session variables
references/session-shell-integration.mdwait-prompt, wait-command-end, get-prompt; reliable send→wait→read pattern
references/layout-window-tab.mdCreate/close/resize windows and tabs, navigate split panes
references/layout-arrangement.mdSave and restore window layouts
references/app-context.mdSnapshot (orientation), status, context management, app vars, modal dialogs, file panels
references/profile-pref.mdProfiles list/get/presets, preferences read/write, tmux pref shortcuts
references/broadcast-menu.mdBroadcast keystrokes to multiple panes, invoke menu items
references/tmux-commands.mdAll tmux CLI commands (bootstrap, send, tabs, create-window, set-visible)
references/tmux-guide.mdFull tmux -CC workflow, pane→session ID mapping
references/json-session.md--json schemas for session, window, tab, screen, scrollback, inject
references/json-tmux-app.md--json schemas for tmux, app dialogs, preferences, errors

REPL Mode

Run without arguments for an interactive REPL that maintains context between commands:

bash
cli-anything-iterm2

Source and attribution

Source:hkuds/cli-anythinginskills/cli-anything-iterm2at commit34f5195

License: No license

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