substack-to-kindle

A Google Apps Script project that allows you to convert Gmail messages to EPUB files.

Features

• Gmail Integration: Connects to your Gmail account and processes specified label's unread messages.
• Image Handling: Downloads and embeds images from Gmail messages into EPUB format.
• EPUB Metadata: Includes metadata like title, author, language, and modification date in EPUB files.

Usage

1. Configure Gmail Label:

• Create a Gmail label for the messages you want to convert (e.g., 'substack').

2. Set Up Google Apps Script:

• Open Google Apps Script.
• Paste the provided code into the script editor.
• Save your project.

3. Configure Script Properties:

• Set the Gmail label name and Google Drive folder ID in the script properties.

4. Run the Script:

• Run the startProcessing function to process unread messages in the specified label.

Dependencies

Google Apps Script: This project relies on Google Apps Script for automation and Gmail integration.