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Libertinus Keyboard

Of the 1,899 families measured here, Libertinus Keyboard has the fifth-widest lowercase. It has no ascenders or descenders on its lowercase keys: the d stands no taller than the x, as in 111 other families in the library.

Outlines drawn from the LibertinusKeyboard-Regular file. The d and p keys carry no ascender or descender in this design. The dashed line is the median height of the x among the families drawn this way.

Measure, per 1,000 em	Libertinus Keyboard	Median of 112 families without ascenders
Cap height (top of H)	754	701
Height of the x	754	671
Average width, a–z keys	1,100	536
Ink coverage, a–z keys	32.3%	42.0%

Where it sitsEvery display family is a dot

Cap height across the 472 display faces

3911,190

Just below: Frijole, Mountains of Christmas; just above: Flavors, Nova Cut

Average width of the a–z keys across the 472 display faces

2161,293

Just below: Diplomata, Stalinist One; just above: Porter Sans Block, Diplomata SC

Weights and styles

A single static weight, Regular (400), with no italic.

Scripts2 subsets · families sharing each

Latin1,843
Latin Extended1,525

Inside the file

In the measured file: 421 glyphs and 350 mapped Unicode characters; one OpenType feature tag.

Declared features: standard ligatures.

Measured neighboursClosest in proportion; differences per 1,000 em

Porter Sans Blockshorter cap height, wider Yarndings 12shorter cap height, narrower Bungee Shadeshorter cap height, narrower Yarndings 20taller cap height, narrower Monotontaller cap height, narrower Sekuyashorter cap height, narrower

Outside the display class

Syncopateshorter cap height, narrower Delius Unicasetaller cap height, narrower Montserrat Subrayadashorter cap height, narrower

Rank every family against Libertinus Keyboard

Same designer

Philipp H. Poll is credited on 5 other families in the library, from Libertinus Math (2025) to Libertinus Serif Display (2025); the closest of them in x-height and width is Libertinus Mono.