What font does kotlinlang.org use?

The typeface on kotlinlang.org is JetBrains Sans, Inter and JetBrains Mono, loaded across 60 @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

JetBrains Sans

Total weights

@font-face

Source

Mixed

JetBrains Sans

Custom web font

The quick brown fox jumps over the lazy dog

Weights loaded (4)

100 900Typography sets the voice of a brand

300Typography sets the voice of a brand

400Typography sets the voice of a brand

600Typography sets the voice of a brand

CSS to use JetBrains Sans

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

@font-face source

woff2https://resources.jetbrains.com/storage/jetbrains-sans/google-fonts/v1.309/webfonts/JetBrainsSans-Light.woff2

Get this font

JetBrains Sans

Commercial

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

Search for JetBrains Sans

Free alternatives if you can't license JetBrains Sans

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 23 selectors on the page

Inter

Custom web font

The quick brown fox jumps over the lazy dog

Weights loaded (9)

100Typography sets the voice of a brand

200Typography sets the voice of a brand

300Typography sets the voice of a brand

400Typography sets the voice of a brand

500Typography sets the voice of a brand

600Typography sets the voice of a brand

700Typography sets the voice of a brand

800Typography sets the voice of a brand

900Typography sets the voice of a brand

CSS to use Inter

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

@font-face source

woff2https://kotlinlang.org/_next/static/media/Inter-Thin.dafaa44d.woff2

Get this font

Inter

Open source

Rasmus Andersson

Free for any use under the SIL Open Font License.

Get Inter from Rasmus Andersson

Free alternatives if you can't license Inter

ManropeGoogle Fonts

Same neutral grotesque skeleton, slightly warmer terminals.

Open

DM SansGoogle Fonts

Closely matched x-height and aperture, a touch more geometric.

Open

GeistOpen source

Vercel's open-source grotesque, virtually interchangeable for product UI.

Used by 9 selectors on the page

JetBrains Mono

Google Fonts

The quick brown fox jumps over the lazy dog

Weights loaded (1)

400Typography sets the voice of a brand

CSS to use JetBrains Mono

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

@font-face source

woffhttps://fonts.gstatic.com/s/jetbrainsmono/v24/tDbY2o-flEEny0FZhsfKu5WU4zr3E_BX0PnT8RD8yKxjPg.woff

Get this font

JetBrains Mono

Open source

JetBrains

Free for any use under the SIL OFL.

Get JetBrains Mono from JetBrains

Free alternatives if you can't license JetBrains Mono

IBM Plex MonoGoogle Fonts

More distinctive alternative.

Open

Fira CodeGoogle Fonts

Similar ligature-rich sibling.

Open

Geist MonoOpen source

Tighter alternative for product UI.

Used by 7 selectors on the page

Inter var

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 Inter var

font-family: 'Inter var', system-ui, -apple-system, Segoe UI, Roboto, sans-serif;

@font-face source

woff2https://kotlinlang.org/_next/static/media/Inter-roman.var.b2129c00.woff2

Get this font

Inter

Open source

Rasmus Andersson

Free for any use under the SIL Open Font License.

Get Inter from Rasmus Andersson

Free alternatives if you can't license Inter var

ManropeGoogle Fonts

Same neutral grotesque skeleton, slightly warmer terminals.

Open

DM SansGoogle Fonts

Closely matched x-height and aperture, a touch more geometric.

Open

GeistOpen source

Vercel's open-source grotesque, virtually interchangeable for product UI.

Used by 0 selectors on the page

Inter var experimental

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 Inter var experimental

font-family: 'Inter var experimental', system-ui, -apple-system, Segoe UI, Roboto, sans-serif;

@font-face source

woff2https://kotlinlang.org/_next/static/media/Inter.var.730e8169.woff2

Get this font

Inter

Open source

Rasmus Andersson

Free for any use under the SIL Open Font License.

Get Inter from Rasmus Andersson

Free alternatives if you can't license Inter var experimental

ManropeGoogle Fonts

Same neutral grotesque skeleton, slightly warmer terminals.

Open

DM SansGoogle Fonts

Closely matched x-height and aperture, a touch more geometric.

Open

GeistOpen source

Vercel's open-source grotesque, virtually interchangeable for product UI.

Used by 0 selectors on the page

How kotlinlang.org loads its fonts

Get Font Info inspected the homepage of kotlinlang.org and parsed 5 stylesheets totalling 291.1 KB. Inside those stylesheets we found 60 @font-face declarations — the rules a browser uses to download and register a custom typeface. The primary typefaces are served from mixed, and 86 CSS rules reference them across the page.

Check the font on a specific element

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

Open live font inspector for kotlinlang.org

Frequently asked questions

What font does kotlinlang.org use?

kotlinlang.org uses JetBrains Sans, Inter and JetBrains Mono as its primary typefaces. These fonts are loaded from a self-hosted webfont and Google Fonts and applied across 86 CSS rules on the homepage.

Where does kotlinlang.org load its fonts from?

kotlinlang.org loads its fonts from a self-hosted webfont and Google Fonts. Get Font Info detected 60 @font-face declarations across 5 stylesheets on the live page.

What weights of JetBrains Sans does kotlinlang.org use?

kotlinlang.org loads JetBrains Sans in 10 weights: 100, 100 900, 200, 300, 400, 500, 600, 700, 800, 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 kotlinlang.org on my website?

Yes — once you know the font name, you can load it from the same source. If JetBrains Sans isn't a fit (licensing, weight selection, look-and-feel), close alternatives include Lora, Source Serif 4 and Merriweather. Use the CSS snippet on this page as a starting point.

Is the font on kotlinlang.org free to use?

At least one of these fonts is served from Google Fonts, which is free to use under the SIL Open Font License. Self-hosted webfonts may have their own licensing — check the foundry's license before using them on a commercial project.

See fonts used by other sites

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

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About this page

This page lists the fonts loaded by the homepage of kotlinlang.org. 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: how to find fonts on a website, name the font on a website, what font does this website use, or free font checker.