Stack2Flat - Flatten your whole system in seconds

3 days ago 2

Stack2Flat Logo

Version: 1.0.0

Platform: Windows 64-bit

Release Date: May 2025

4GB of source code, super fast. I flattened this app, 500,000+ lines. One clean file. Zero crashes.

App Front Screenshot
  • Handled a 4GB folder full of code in seconds
  • One-click flattening of massive directories
  • Custom viewer lets you browse, search, and export by line range

Stack2Flat was built to help tame the modern AI workflow. Feeding AI file-by-file through the chat window just doesn’t scale.

Stack2Flat gives you control. Point to any folder and flatten it. You’ll get one clean file with:

  • A smart header for AI context
  • File hierarchy labels at the top of each section
  • Support for filtering by extension
Advanced Options UI

Whether you’re prepping a dev stack or your entire server, Stack2Flat makes it one step. We even built a dedicated viewer to handle gigabyte-sized files.

Stack2Viewer

It’s not just a flattener — it’s a context delivery system for AI. View instantly in Stack2Viewer. Export clean ranges.


✨ Why Stack2Flat?

  • Handled a 4GB folder in seconds
  • 500,000+ lines auto-organized
  • Clean Markdown or plaintext
  • Chunk viewer with line counters
  • Save any range instantly
  • Built for devs, researchers, and AI workflows

🔭 Stack2Viewer: Your Built-in Code Telescope

Huge text files? No problem.

  • Jump by 100–10,000 lines
  • Auto-counts total lines
  • Save just the section you're reviewing
  • Built-in full export tool
Console Output

👥 Great For:

  • Developers merging legacy systems
  • AI engineers prepping code ingestion
  • Security audits across directories
  • Writers or students exporting source material

📄 Flattened Output Sample

Flattened Output File

🌟 Community Edition (Free)

Want to try it first? Download the Community Version and explore the core flattening features.

  • Windows (64-bit)
  • ZIP archive with executable
  • 174MB

🚧 What's Missing in the Free Version?

The Community Edition of Stack2Flat gives you the core flattening functionality — but it’s been trimmed down to keep things light and focused.

Free Version UI
  • No built-in Stack2Viewer
  • No Advanced Options (file type filtering, instruction input)
  • No automated chunk exporting or token controls

It's perfect for simple use cases — and a great way to explore the workflow before going full-stack.

Upgrade to the full version when you're ready for power features.

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