The typeface on bun.sh is JetBrains Mono. 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.
The quick brown fox jumps over the lazy dog
font-family: 'JetBrains Mono', ui-monospace, SFMono-Regular, monospace;
Free for any use under the SIL OFL.
Get JetBrains Mono from JetBrainsGet Font Info inspected the homepage of bun.sh and parsed 2 stylesheets totalling 129.6 KB. No custom @font-face rules were declared, so the page is rendered with fonts already available on the visitor's device. The primary typeface is served from unknown source, and 12 CSS rules reference them across the page.
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.shbun.sh uses JetBrains Mono as its primary typeface. This font is loaded from an unknown source and applied across 12 CSS rules on the homepage.
bun.sh loads its fonts from an unknown source. Get Font Info detected 0 @font-face declarations across 2 stylesheets on the live page.
bun.sh loads JetBrains Mono without explicitly declaring weights — the browser picks the default Regular (400) and falls back to system rendering for bold and italic styles.
Yes — once you know the font name, you can load it from the same source. If JetBrains Mono isn't a fit (licensing, weight selection, look-and-feel), close alternatives include IBM Plex Mono, Fira Code and Geist Mono. Use the CSS snippet on this page as a starting point.
These are system fonts shipped with the operating system. You can use them freely in CSS via the system font stack — they don't need to be loaded from a webfont host.
Compare the typography on bun.sh with how other well-known sites load and use their fonts.
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.