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What Is Grainline Layout? A Plywood Cut List Optimizer for Woodworking

Learn what Grainline Layout does, how it optimizes plywood and sheet cuts, and how it helps woodworkers plan cut lists, layouts, and material usage before cutting.

What Grainline Layout Does

Grainline Layout is a Cut list generator that answers two critical questions before you start a project: "How much material do I need to buy?" and "How exactly should I cut it?"

By inputting your parts list, Grainline Layout calculates the most efficient way to fit them onto your boards, maximizing material yield and providing a clear, logical roadmap for every cut.

đź’ˇ Learn more: Grainline Layout feature list

Maximum Yield, Minimum Waste

The best way to save money on a project is to not buy extra wood you don’t need. Grainline Layout is built to be your pre-purchase strategist:

  • Aggressive Optimization: Our algorithm works to fit your parts into the smallest possible footprint. It helps you shrink your shopping list by ensuring every square inch of the board is used effectively.

  • Visualize the Remnants: See exactly what your offcuts will look like. Grainline Layout aims to leave you with useful, manageable scrap rather than a pile of unusable slivers.

  • Compare Before You Buy: Test different board sizes (like 4x8 vs. 5x5) in seconds to see which one offers the best yield for your specific project.

Pro-Level Layouts, Beginner-Friendly Execution

A layout that looks good on paper is useless if it’s a nightmare to cut. Grainline Layout bridges the gap between efficiency and practicality:

  • Interactive Dimensions: No more squinting at a messy drawing. Click any part in the layout to see its exact dimensions, its distance from the board edges, and the surrounding Kerf (blade thickness).

  • Simplified Cut Flow: We turn complex layouts into a sequence of continuous through-cuts. Our Simulate Cut Flow feature animates the entire process, showing you exactly where to make the first rip and how to break down the rest.

  • Safe & Logical Sequencing: The layouts are designed with shop reality in mind—prioritizing material support and avoiding dangerous or awkward "trapped" cuts.

Powerful, Professional, and Free to Start

We built Grainline Layout to be a clean, high-performance tool that stays out of your way:

Instant Web App: No downloads, no installations. Use it on your office desktop to plan, then pull it up on a tablet at your workbench.

A Generous Free Tier: We are committed to the maker community.

  • Optimize up to 50 parts in a single layout.

  • Plenty of daily runs to fine-tune your strategy.

  • Unlimited PDF exports—no paywalls or watermarks on your final plans.

Project Management: Save your history and manage multiple projects in one place.

The Standard Workflow

  1. Create a Project: Select your units (Imperial or Metric).
  2. Add Your Parts: Enter dimensions manually or upload a CSV/XLSX file.
  3. Input Your Boards: Enter the sheet sizes available at your supplier.
  4. Optimize & Generate: Click to see the most material-efficient layout.
  5. Review & Simulate: Click the interactive parts and watch the cut animation to verify the flow.
  6. Export & Execute: Export the PDF and head to the shop with a foolproof plan.