Dev.to
7/24/2026

I turned a photo of my handwriting into a real font, then open-sourced the whole pipeline
Short summary
A developer built an open-source pipeline that converts a single photo of handwriting into an installable TTF font using sharp, potrace, and svg2ttf — all running locally via npm with no system dependencies. A Claude Code skill wraps the pipeline, using vision to label letters and critique its own output. The project is MIT-licensed and available on GitHub and npm.
- •Open-source MIT pipeline converts handwriting photos to TTF/WOFF2 fonts with zero system dependencies
- •Claude Code skill automates letter labeling, vectorization, and self-critique of font output
- •Six deterministic steps: adaptive threshold, blob detection, vision labeling, potrace vectorization, metrics, and TTF assembly
Generated with AI, which can make mistakes.
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