What font does bun.sh use?

The typeface on bun.sh is Martian Mono, Archivo and Archivo.var, loaded across 5 @font-face declarations. Every font family, weight and source on this page is read straight from the live CSS — no image guessing, no machine learning, just the rules the browser used.

Primary font

Martian Mono

Total weights

@font-face

Source

Custom web font

Martian Mono

Custom web font

The quick brown fox jumps over the lazy dog

Weights loaded (1)

100 800Typography sets the voice of a brand

CSS to use Martian Mono

font-family: 'Martian Mono', ui-monospace, SFMono-Regular, monospace;

@font-face source

woff2https://bun.sh/fonts/MartianMono.var.woff2

Get this font

Martian Mono

Commercial

Looks like a custom or commercial web font. Try MyFonts for licensing.

Search for Martian Mono

Free alternatives if you can't license Martian Mono

JetBrains MonoGoogle Fonts

Modern free mono tuned for code.

Open

IBM Plex MonoGoogle Fonts

Distinctive alternative with strong personality.

Open

Fira CodeGoogle Fonts

Mono with programmer ligatures.

Open

Used by 10 selectors on the page

Archivo

Custom web font

The quick brown fox jumps over the lazy dog

Weights loaded (1)

100 900Typography sets the voice of a brand

CSS to use Archivo

font-family: Archivo, Georgia, 'Times New Roman', serif;

@font-face source

woff2https://bun.sh/fonts/Archivo.var.woff2

Get this font

Archivo

Commercial

Looks like a custom or commercial web font. Try MyFonts for licensing.

Search for Archivo

Free alternatives if you can't license Archivo

LoraGoogle Fonts

Workhorse free serif with great screen rendering.

Open

Source Serif 4Google Fonts

Cleaner contemporary alternative.

Open

MerriweatherGoogle Fonts

Heavier sibling for editorial body copy.

Open

Used by 2 selectors on the page

Archivo.var

Custom web font

The quick brown fox jumps over the lazy dog

Weights loaded (1)

400Typography sets the voice of a brand

CSS to use Archivo.var

font-family: Archivo.var, system-ui, -apple-system, Segoe UI, Roboto, sans-serif;

@font-face source

woff2https://bun.sh/fonts/Archivo.var.woff2

Get this font

Archivo.var

Commercial

Looks like a custom or commercial web font. Try MyFonts for licensing.

Search for Archivo.var

Free alternatives if you can't license Archivo.var

InterGoogle Fonts

Safe, neutral free sans-serif that works in nearly any layout.

Open

ManropeGoogle Fonts

Slightly warmer humanist alternative.

Open

DM SansGoogle Fonts

Cleaner geometric sibling.

Open

Used by 0 selectors on the page

MartianMono.var

Custom web font

The quick brown fox jumps over the lazy dog

Weights loaded (1)

400Typography sets the voice of a brand

CSS to use MartianMono.var

font-family: MartianMono.var, ui-monospace, SFMono-Regular, monospace;

@font-face source

woff2https://bun.sh/fonts/MartianMono.var.woff2

Get this font

MartianMono.var

Commercial

Looks like a custom or commercial web font. Try MyFonts for licensing.

Search for MartianMono.var

Free alternatives if you can't license MartianMono.var

JetBrains MonoGoogle Fonts

Modern free mono tuned for code.

Open

IBM Plex MonoGoogle Fonts

Distinctive alternative with strong personality.

Open

Fira CodeGoogle Fonts

Mono with programmer ligatures.

Open

Used by 0 selectors on the page

How bun.sh loads its fonts

Get Font Info inspected the homepage of bun.sh and parsed 1 stylesheet totalling 136.8 KB. Inside those stylesheets we found 5 @font-face declarations — the rules a browser uses to download and register a custom typeface. The primary typefaces are served from custom web font, and 21 CSS rules reference them across the page.

Check the font on a specific element

Open the live inspector and hover any text on bun.sh to see the exact font, weight, size and line-height for that element.

Open live font inspector for bun.sh

Frequently asked questions

What font does bun.sh use?

bun.sh uses Martian Mono, Archivo and Archivo.var as its primary typefaces. These fonts are loaded from a self-hosted webfont and applied across 21 CSS rules on the homepage.

Where does bun.sh load its fonts from?

bun.sh loads its fonts from a self-hosted webfont. Get Font Info detected 5 @font-face declarations across 1 stylesheet on the live page.

What weights of Martian Mono does bun.sh use?

bun.sh loads Martian Mono in 2 weights: 100 800, 100 900. If you want to match the look, request the same weights from your font host so you only ship what's actually used.

Can I use the same font as bun.sh on my website?

Yes — once you know the font name, you can load it from the same source. If Martian Mono isn't a fit (licensing, weight selection, look-and-feel), close alternatives include JetBrains Mono, IBM Plex Mono and Fira Code. Use the CSS snippet on this page as a starting point.

Is the font on bun.sh free to use?

These fonts are self-hosted webfonts. They may be licensed commercially from a type foundry, custom-made for the brand, or freely available — you would need to identify the typeface and check its license at the foundry.

See fonts used by other sites

Compare the typography on bun.sh with how other well-known sites load and use their fonts.

What font does ideo.com use?What font does udemy.com use?What font does nba.com use?What font does github.com use?What font does squarespace.com use?What font does nextjs.org use?

About this page

This page lists the fonts loaded by the homepage of bun.sh. Get Font Info reads the live CSS — every @font-face rule, every font-family declaration — so you see the exact fonts the browser used, not an image-based guess.

More guides: find a font used on a website, identify fonts from a website, what typeface is this website using, or font checker.