Spline Sans Mono

Try Spline Sans Mono

Weights and styles

• Light 300Spline Sans Mono Light Light Italic
• Regular 400Spline Sans Mono Regular Italic
• Medium 500Spline Sans Mono Medium Medium Italic
• SemiBold 600Spline Sans Mono SemiBold SemiBold Italic
• Bold 700Spline Sans Mono Bold Bold Italic

Spline Sans Mono is a variable font: the download holds the whole weight range in one file per style, and the named weights above are positions on that range.

About Spline Sans Mono

Spline Sans Mono is a monospaced sans serif: every character sits in a cell of the same width. The specimen shows a plain grotesque skeleton adapted to that fixed cell — the lowercase i gains a top arm and a flat foot, and l ends in a curved tail, so narrow letters fill their space. According to the official notes, small notches called "thorn" traps are cut where strokes meet and come into view at larger sizes. The family is variable along a weight axis, 300 to 700, with five named weights (Light, Regular, Medium, SemiBold, Bold) in roman and italic, ten styles in total. Its 619 glyphs cover Latin and Latin Extended. The project began with the Spline team; Eben Sorkin and Mirko Velimirović drew the typeface for Sorkin Type, and it is published under the SIL Open Font License 1.1.

Where Spline Sans Mono works

Code editors and terminals

Fixed-width characters keep indentation and columns aligned, and the range of weights allows bold keywords or light comments in a syntax theme.

Checkout and payment forms

Checkout flows are one of the stated purposes of the design: card numbers, totals and order codes line up digit by digit.

Data labels in interfaces

Medium and SemiBold give timestamps, IDs and small labels enough weight on dense screens.

Large technical headings

Set big, the notched joins described in the official notes become a visible detail in titles and hero text.

Documentation with code samples

An italic in every weight marks comments and emphasis without leaving the family.

Glyphs

Language support

The family contains the core letters these languages are written with:

• English
• French
• German
• Spanish
• Portuguese
• Italian
• Dutch
• Swedish
• Norwegian
• Danish
• Finnish
• Icelandic
• Catalan
• Turkish
• Polish
• Czech
• Slovak
• Hungarian
• Romanian
• Croatian
• Slovenian
• Lithuanian
• Latvian
• Estonian

Character sets found in the files: latin, latin-ext. The language list is a check of required letters against the font, not a promise of typographic quality in each language.

License

Fonts that pair with Spline Sans Mono

Suggestions come from simple rules on the records: a contrasting classification and enough weights to carry body text. They are a starting point, not a verdict.

Use Spline Sans Mono on the web

Download the family and host the files on your own site, then declare them in CSS. Please do not link to the files on trendhub.net: preview files here are subsets and their addresses change.

@font-face {
  font-family: "Spline Sans Mono";
  src: url("/assets/fonts/SplineSansMono-Italic-VariableFont_wght.ttf") format("truetype");
  font-weight: 300 700;
  font-style: italic;
  font-display: swap;
}
@font-face {
  font-family: "Spline Sans Mono";
  src: url("/assets/fonts/SplineSansMono-VariableFont_wght.ttf") format("truetype");
  font-weight: 300 700;
  font-style: normal;
  font-display: swap;
}

body {
  font-family: "Spline Sans Mono", monospace;
}

Or load it from the official source. Google Fonts serves Spline Sans Mono with this markup:

<link rel="preconnect" href="https://fonts.googleapis.com">
<link rel="preconnect" href="https://fonts.gstatic.com" crossorigin>
<link href="https://fonts.googleapis.com/css2?family=Spline+Sans+Mono:ital,wght@0,300..700;1,300..700&display=swap" rel="stylesheet">

Things to know

Two variable files

The download holds one variable file for the roman and one for the italic. Each covers the full 300 to 700 weight range; static instances are available from the official source.

Weight stops at Bold

The lightest named weight is Light 300 and the heaviest Bold 700. There is no Thin, ExtraBold or Black.

Latin only

Spline Sans Mono covers Latin and Latin Extended. It has no Cyrillic or Greek subset.

FAQs

Similar fonts

Other families in the same classification, ordered by shared use tags. All monospace fonts