Free InD Script: Data Merge Exporter

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After years of manually exporting and renaming Data Merge-generated market sheets in InDesign, I decided to automate this process. The result? A free, open-source script that handles batch exports with intelligent file naming.

The Problem

Data Merge in InDesign is powerful for generating multiple pages from data, but it lacks flexible export options. I detest repeated tasks that are needlessly tedious – there is almost always a better, more efficient way to get the job done. When you need files named based on their content (like “2025-UCLA-Market-Sheet.pdf” instead of “Page1.pdf”), you’re stuck with manual work.

The Solution

Working with Claude AI, I developed a script that:

  • Exports all pages or a single page
  • Names files based on page content, pulling from a selected Paragraph Style
  • Supports PDF, JPG, and PNG formats
  • Handles special characters intelligently
  • Works with cloud storage

Development Process

The script went through 12 revisions over approximately 2 hours, utilizing Anthropic Claude AI. Each iteration improved functionality:

  • Initial file export capability
  • Enhanced UI design
  • Improved file dialog integration
  • Robust error handling
  • Special character management

Using LLM for Development

Pros:

  • Rapid prototyping and iteration
  • Boosts my otherwise novice JavaScripting skills
  • Comprehensive error handling
  • Best practices implementation
  • Detailed documentation generation
  • Suggestions for improvement

Cons:

  • Need for careful testing of each version
  • Some trial-and-error with InDesign-specific features
  • Required understanding of desired functionality to guide development

Try It Yourself

Find the script on GitHub. Feedback and contributions welcome!