Mona Sans

Replaces: Calibre (72%) | OFL-1.1 | Updated: Apr 2026
Mona Sans font preview

About Mona Sans

Source
Classification
sans-serif
Weights
Variable (100-900)
Features
Variable, Italics
SIL Open Font License 1.1

Free to use, modify, and distribute. Can be used commercially without attribution.

What's allowed?
  • Client work
  • SaaS / Web apps
  • YouTube / Video
  • Sell products
  • Print materials

Note: Derivative fonts must use the same license.

Full license guide →
Get Mona Sans Free ↗

Mona Sans is GitHub's variable sans-serif typeface, designed by Degarism Studio. It features both weight and width axes, making it exceptionally versatile — from condensed UI text to expanded display headlines, all from a single font file.

Best Use Cases

Mona Sans excels in:

  • Developer tools: IDE themes, documentation sites, README badges
  • Tech products: SaaS interfaces, developer portals
  • Brand identity: Tech startups, open source project branding
  • Responsive design: Width axis adapts typography to viewport sizes

Usage Tips

Mona Sans's dual-axis variable font (weight 200-900, width 75-125) is its killer feature. Use the width axis to create condensed variants for navigation and expanded variants for hero text — no separate font files needed. Download from GitHub and self-host.

Is Mona Sans on Google Fonts?

No, Mona Sans is not on Google Fonts. It is available from

Alternative For (3)

Mona Sans is a free alternative to the following premium fonts:

#1 Calibre 72%
[Klim Type Foundry] · sans-serif

GitHub variable sans with weight and width axes

View all alternatives
[Monotype] · sans-serif

GitHub variable sans with Swiss-inspired proportions

View all alternatives
[Rodrigo Fuenzalida] · sans-serif

GitHub variable sans with weight and width axes

View all alternatives

Compare Mona Sans

See how Mona Sans compares to other fonts side by side.

Variable Font Axes

Mona Sans is a variable font with 2 axes you can fine-tune.

Axis Min Default Max
wght 200 400 900
wdth 75 100 125

How to Use Mona Sans

Copy these code snippets to quickly add Mona Sans to your project.

Quick Start

CSS code for Mona Sans

/* Download from: https://github.com/github/mona-sans */
@font-face {
  font-family: "Mona Sans";
  src: url('/fonts/mona-sans.woff2') format('woff2');
  font-display: swap;
}