iMessage Skill

Full-featured iMessage API for macOS. All scripts are TypeScript and run via npx tsx.

Requirements

• macOS with Messages app
• Full Disk Access granted to the terminal/application
• Node.js with tsx available (npx tsx)

Scripts Directory

cd ~/.moldable/shared/skills/local/imessage/scripts

Contacts & Messages

listContacts

List all contacts ordered by most recent message.

npx tsx listContacts.ts [--limit N]

Output: [{ id, messageCount, lastMessageDate }]

listMessages

List recent messages with optional filters.

npx tsx listMessages.ts [--contact "id"] [--limit N] [--search "text"]

Output: [{ date, sender, isFromMe, text }]

searchMessages

Advanced search with date range support.

npx tsx searchMessages.ts --query "term" [--contact "id"] [--limit N] [--from "YYYY-MM-DD"] [--to "YYYY-MM-DD"]

Output: [{ date, contact, sender, isFromMe, text }]

getConversation

Get full threaded conversation in chronological order.

npx tsx getConversation.ts --contact "id" [--limit N] [--before "YYYY-MM-DD"] [--after "YYYY-MM-DD"]

Output: { contact, messageCount, firstMessageDate, lastMessageDate, messages: [...] }

getMessage

Get a single message by ID with full metadata.

npx tsx getMessage.ts --id <messageId>

Output: { id, date, sender, isFromMe, text, contact, service, hasAttachment, attachmentCount, isRead, dateSent, dateDelivered, dateRead }

getContact

Get detailed stats about a specific contact.

npx tsx getContact.ts --contact "id"

Output: { id, service, totalMessages, messagesSent, messagesReceived, firstMessageDate, lastMessageDate, attachmentCount, avgMessagesPerDay }

Sending Messages

sendMessage

Send an iMessage to a contact.

npx tsx sendMessage.ts --to "id" --message "text"

Output: { success, to, message, error? }

⚠️ Always confirm with the user before sending.

sendAttachment

Send an image or file via iMessage.

npx tsx sendAttachment.ts --to "id" --file "/path/to/file.jpg" [--message "caption"]

Output: { success, to, file, message?, error? }

⚠️ Always confirm with the user before sending.

Attachments

listAttachments

List attachments with optional filters.

npx tsx listAttachments.ts [--contact "id"] [--type "image|video|audio|document"] [--limit N]

Output: [{ id, messageId, date, contact, isFromMe, filename, mimeType, filePath, fileSize, type }]

getAttachment

Get attachment details and resolved file path.

npx tsx getAttachment.ts --id <attachmentId>

Output: { id, messageId, date, contact, filename, mimeType, filePath, resolvedPath, fileSize, fileExists, messageText }

Group Chats

listGroupChats

List all group chat conversations.

npx tsx listGroupChats.ts [--limit N]

Output: [{ id, chatIdentifier, displayName, participantCount, participants, messageCount, lastMessageDate }]

getGroupChat

Get messages from a specific group chat.

npx tsx getGroupChat.ts --id <chatId> [--limit N]

Output: { id, chatIdentifier, displayName, participants, messageCount, messages: [...] }

sendGroupMessage

Send a message to an existing group chat.

npx tsx sendGroupMessage.ts --id <chatId> --message "text"

Output: { success, chatId, chatName, message, error? }

⚠️ Always confirm with the user before sending.

createGroupChat

Create a new group chat and send an initial message.

npx tsx createGroupChat.ts --participants "id1,id2,id3" --message "Hello everyone!"

Options:

• --participants - Comma-separated emails or phone numbers (required, min 2)
• --message - Initial message to send (required)

Output: { success, participants, message, method?, error? }

⚠️ Note: Due to macOS AppleScript limitations, this may open Messages with a pre-filled compose window requiring manual Enter to send.

⚠️ Always confirm with the user before sending.

Analytics & Export

getStats

Get message statistics and insights.

npx tsx getStats.ts [--contact "id"] [--year YYYY]

Output:

{
  "totalMessages": 12345,
  "messagesSent": 5678,
  "messagesReceived": 6667,
  "totalContacts": 89,
  "totalAttachments": 456,
  "firstMessageDate": "2020-01-01 12:00:00",
  "lastMessageDate": "2026-01-22 12:00:00",
  "topContacts": [{ "contact": "...", "count": 1234 }],
  "messagesByMonth": [{ "month": "2026-01", "count": 500 }],
  "messagesByDayOfWeek": [{ "day": "Monday", "count": 1500 }],
  "averageMessagesPerDay": 5.67,
  "longestStreak": 45
}

exportConversation

Export a conversation to JSON, Markdown, or plain text.

npx tsx exportConversation.ts --contact "id" [--format json|markdown|text] [--output "/path/to/file"] [--limit N]

Formats:

• json - Structured JSON with metadata
• markdown - Formatted Markdown with headers by date
• text - Plain text, easy to read

Output: Content to stdout, or writes to file if --output specified.

Database Reference

The iMessage database is at ~/Library/Messages/chat.db.

Key tables:

• message - All messages (ROWID, text, date, is_from_me, handle_id)
• handle - Contacts (ROWID, id [email/phone], service)
• chat - Conversations (group chats)
• chat_message_join - Links chats to messages
• attachment - File attachments
• message_attachment_join - Links messages to attachments

Date conversion: datetime(date/1000000000 + 978307200, 'unixepoch', 'localtime')