Woodworking tools and resources. Open source always.

Woodworking Tools

Precision cut lists, joint calculations, and material estimates — built for woodworkers who care about accuracy.

Tools

📦
Box Builder
Cut list calculator for butt and mitre joint boxes. 3D preview, plan view, explode mode.
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📋
Cut List Optimiser
Arrange pieces across standard sheet sizes to minimise offcuts and waste.
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📐
Dovetail Calculator
Pin and tail spacing for hand-cut and router jig dovetails.
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🔗
Finger Joint Calculator
Exact jig settings for box joints — odd-count symmetric layout.
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🪵
Board Foot Calculator
Total board feet and lumber cost for your whole cut list.
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Guides

Box Joints vs Dovetails: Strength, Speed, and Looks Joinery Box Making Tools: A Hand Tool Starting Point Tools Butt Joints vs Mitre Joints: Cutting, Clamping and Reinforcing Joinery Dovetail Layout: Angles, Spacing and Half-Pins Explained Joinery Cutting Finger Joints: Sizing, Jigs and Getting a Clean Fit Joinery
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