Typography

Planning calculators for typography — estimates from industry-style inputs.

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Compatibility score for heading and body pairings.

Optimal characters per line from size and width.

Line spacing from font size and reading context.

Optical kerning spacing adjustment estimate.

Specimen layout metrics from family characteristics.

Fluid type sizes across viewport range.

Load impact from font file sizes.

Letter height from viewing distance and speed.

Guideline spacing from letter height and style.

Nib width from letter height and style ratio.