Find Chromecast and Google Cast devices on the local network, cast online or local media, and control playback, seeking, and volume. It can also manage YouTube queues and save or restore playback state through the `catt` command-line tool.
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Control Chromecast devices on your local network - discover, cast media, control playback, manage queues, and save/restore states
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查看安装方法安装前可以查看交给 AI 代理的指令内容。
Control Chromecast and Google Cast-enabled devices on your local network using catt (Cast All The Things).
| Command | Description |
|---|---|
catt scan | Find all Chromecasts on network |
catt cast <url> | Cast video/audio |
catt pause / play | Pause/resume |
catt stop | Stop playback |
catt status | Current playback info |
catt volume <0-100> | Set volume |
Use -d <device> to target a specific device by name or IP.
# Find all devices
catt scan
# Set a default device (saves to config)
catt -d "Living Room TV" set_default
# Create an alias for easier access
catt -d 192.168.1.163 set_alias tv
# Remove alias or default
catt -d tv del_alias
catt del_default
# Cast from URL (YouTube, Vimeo, and hundreds of yt-dlp supported sites)
catt cast "https://www.youtube.com/watch?v=VIDEO_ID"
# Cast local file
catt cast ./video.mp4
# Cast a website (displays webpage on TV)
catt cast_site "https://example.com"
# Cast with subtitles
catt cast -s ./subtitles.srt ./video.mp4
# Start at specific timestamp
catt cast -t 01:30:00 "https://youtube.com/watch?v=VIDEO_ID"
# Play random item from playlist
catt cast -r "https://youtube.com/playlist?list=PLAYLIST_ID"
# Play only video (ignore playlist in URL)
catt cast -n "https://youtube.com/watch?v=VIDEO_ID&list=PLAYLIST_ID"
# Disable automatic subtitle loading
catt cast --no-subs ./video.mp4
# Pass yt-dlp options (e.g., select format)
catt cast -y format=best "https://youtube.com/watch?v=VIDEO_ID"
# Block until playback ends (useful for scripts)
catt cast -b "https://example.com/video.mp4"
catt play # Resume playback
catt pause # Pause playback
catt play_toggle # Toggle play/pause
catt stop # Stop playback completely
catt skip # Skip to end of content
# Seeking
catt seek 300 # Jump to 5 minutes (seconds)
catt seek 01:30:00 # Jump to 1h 30m (HH:MM:SS)
catt ffwd 30 # Fast forward 30 seconds
catt rewind 30 # Rewind 30 seconds
catt volume 50 # Set volume to 50%
catt volumeup 10 # Increase by 10
catt volumedown 10 # Decrease by 10
catt volumemute on # Mute
catt volumemute off # Unmute
# Add video to end of queue
catt add "https://youtube.com/watch?v=VIDEO_ID"
# Add video to play next
catt add -n "https://youtube.com/watch?v=VIDEO_ID"
# Remove video from queue
catt remove "https://youtube.com/watch?v=VIDEO_ID"
# Clear entire queue
catt clear
# Save current state (position, volume, what's playing)
catt save
# Restore saved state later
catt restore
catt status # Brief: time, volume, mute status
catt info # Full: title, URL, player state, media type, etc.
Config file: ~/.config/catt/catt.cfg
[options]
device = Living Room TV
[aliases]
tv = Living Room TV
bedroom = Bedroom Speaker
catt scan failsCatt uses yt-dlp internally, supporting:
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Set up and use the 1Password command-line tool `op` to sign in, verify account access, and work with vault data. The skill covers single or multiple accounts and shows how to run commands or fill templates with secrets while limiting exposure in logs and files.
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Check live prices, price changes, and trading volume for Shanghai, Shenzhen, and Beijing stocks. Review intraday volume patterns and possible large-investor activity, and manage holdings with cost, quantity, and profit or loss summaries.
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中文简介正在准备中。当前显示英语简介。
Plan A/B tests that compare page or product changes, with clear hypotheses, sample sizes, success metrics, and traffic allocation. Get a structured test plan and guidance for interpreting results and deciding what to try next.
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Turn LinkedIn profile URLs into coordinated account-based outreach. The workflow gathers profile details, enriches contacts with email and phone data, looks up mailing addresses, and prepares email, LinkedIn, and handwritten-letter touches with the specified services.
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Work with Apple Calendar on macOS to list calendars, find and view events, and check busy time slots across calendars. Create, update, or delete events with details such as dates, locations, and descriptions.
中文简介正在准备中。当前显示英语简介。