1. Import your parts
Upload a CSV file from your CAD software, import a STEP file, or type dimensions directly. Grainline handles cabinets, furniture, and custom projects of any size.
CSV, STEP, or manual entry
Free Cutting Layout Optimizer
Stop wasting plywood. Get precise cutting diagrams in seconds.
Grainline is a free cutting layout optimizer for hobbyist woodworkers and compact workshops. Upload your parts list, set your sheet size, and get optimized cutting layouts that minimize waste and save money.
No signup required Works with plywood, MDF, hardwood Export PDF cut diagrams
From makers, for makers
Built for small shops and apartment workshops. Grainline helps you buy the right amount of material and cut with confidence.
How it works
From parts list to cutting diagram
Grainline simplifies the tedious part of project planning. No more sketching on graph paper or guessing how many sheets to buy.
2. Set your materials
Define your sheet goods — standard 4×8 plywood, half sheets, or custom sizes. Set kerf width and grain direction preferences for professional results.
Plywood, MDF, or custom sheets
3. Get cutting layouts
Our algorithm finds the most efficient layout to minimize waste. Export PDF cutting layouts with measurements.
Optimize and export
Why Grainline
A MaxCut alternative designed for hobbyist woodworkers and compact workshops
We built Grainline because existing cutting layout optimizers were either too expensive, too complex, or tied to Windows-only software. You deserve a modern tool that works everywhere.
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Browser-based — works on Mac, Windows, iPad, anywhere
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Free tier — optimize up to 50 parts without paying
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No installation — start planning in seconds
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Export anywhere — PDF, SVG, or printable diagrams
What woodworkers are saying
“I used to buy 20% extra plywood ‘just in case.’ Now I know exactly how many sheets I need before I leave for the store.”
15%
average material savings
30s
to first layout
0
software to install
From Siluvo
Physical tools coming soon
Grainline is our first step. We're also developing precision woodworking jigs and fixtures for compact workshops. Built with the same attention to detail as our software.
GrainFit hardware — Early 2026
Ready to optimize your next project?
Join thousands of woodworkers who plan smarter and waste less. No credit card required.
Free for projects up to 20 parts. Upgrade for unlimited.