notify

name	notify
description	Use this skill to send notifications to the user. TRIGGER when user says "notify me", "send notification", "alert me".

Send Notification

Environment Detection

Check which method is available:

# Linux desktop
echo $DISPLAY

# ntfy.sh remote
echo $NTFY_SH_PRIVATE_TOPIC

# macOS
uname -s

Methods

Condition	Method
$DISPLAY non-empty	Linux desktop (notify-send)
uname -s = Darwin	macOS (terminal-notifier)
$NTFY_SH_PRIVATE_TOPIC non-empty	Remote via ntfy.sh
None of the above	Fallback: write to /tmp/claude-notify

Linux Desktop

notify-send -a "claude" -u critical "Claude" "<message>"

macOS

terminal-notifier -title "Claude" -message "<message>"

Remote via ntfy.sh

User must set up topic first:

export NTFY_SH_PRIVATE_TOPIC="your-secret-topic-name"

Send:

curl -s -d "<message>" "https://ntfy.sh/$NTFY_SH_PRIVATE_TOPIC"

Privacy: ntfy.sh topics are public. Never include sensitive data in notifications.

Fallback

echo "$(date -Iseconds): <message>" >> /tmp/claude-notify