Inter is the most used font you can get on developer tools and infrastructure websites, appearing on 25 of the 62 we analyzed (40%). The table shows the ten most used, with the sites behind each.
| # | Typeface | Sites | Licence | Examples |
|---|---|---|---|---|
| 1 | Inter | 25 of 62 | Open source | railway.com, supabase.com, digitalocean.com |
| 2 | JetBrains Mono | 5 of 62 | Open source | upstash.com, jetbrains.com, remix.run |
| 3 | Geist | 3 of 62 | Open source | vercel.com, nextjs.org, snyk.io |
| 4 | Geist Mono | 3 of 62 | Open source | neon.com, newrelic.com, snyk.io |
| 5 | IBM Plex Mono | 3 of 62 | Open source | tailwindcss.com, convex.dev, postman.com |
| 6 | Roboto | 3 of 62 | Open source | lenis.darkroom.engineering, cloud.google.com, firebase.google.com |
| 7 | Source Code Pro | 3 of 62 | Open source | supabase.com, posthog.com, react.dev |
| 8 | Aeonik | 2 of 62 | Commercial | auth0.com, okta.com |
| 9 | Fira Sans | 2 of 62 | Open source | svelte.dev, rust-lang.org |
| 10 | Google Sans | 2 of 62 | Open source | cloud.google.com, firebase.google.com |
The 62 developer tools and infrastructure sites we analyzed
Each links to the free font finder.
- vercel.com Geist
- railway.com Inter, IBM Plex Serif
- supabase.com Inter, Manrope, Source Code Pro
- cloudflare.com STK Bureau Sans
- netlify.com Instrument Sans, Figtree, Martian Mono
- digitalocean.com Inter, Plus Jakarta Sans
- render.com PP Neue Montreal, Roobert, PP Neue Montreal Mono
- fly.io Fricolage Grotesque, P22 Mackinac Pro
- neon.com Inter, Geist Mono
- prisma.io Inter, Sora
- clerk.com Söhne
- posthog.com RoundHog, Source Code Pro
- sentry.io Rubik, dammit sans v0.3
- mongodb.com Söhne
- docker.com Inter, ABC Repro
- warp.dev Azeret SemiMono, The Future
- github.com Mona Sans, Mona Sans Mono
- tailwindcss.com Inter, IBM Plex Mono
- nextjs.org Geist
- astro.build Obviously, Inter, MD IO
- svelte.dev Fira Sans, DM Serif Display
- bun.sh Martian Mono, Archivo
- deno.com Inter
- resend.com Inter, Commit Mono
- retool.com Saans
- gsap.com PP Mori
- threejs.org Roboto Mono
- lenis.darkroom.engineering Roboto, false, Anton
- gitlab.com GitLab Sans, GitLab Mono
- turso.tech Inter
- upstash.com Inter, JetBrains Mono
- convex.dev GT America, IBM Plex Mono, VCR OSD Mono
- stackblitz.com Inter, Manrope
- codesandbox.io Inter
- jetbrains.com JetBrains Sans, JetBrains Mono
- vite.dev Inter, KH Teka Mono, APK Protocol
- remix.run Inter, JetBrains Mono
- nuxt.com Inter, Outfit
- react.dev Source Code Pro
- vuejs.org Inter
- angular.dev Inter, DM Mono
- rust-lang.org Fira Sans
- python.org Source Sans 3, Flux
- nodejs.org Open Sans
- typescriptlang.org Segoe UI, Cascadia Mono
- kubernetes.io Open Sans
- grafana.com Inter, Poppins
- datadoghq.com National
- newrelic.com Inter, Geist Mono, Mona Sans
- twilio.com Whitney SSm
- algolia.com Sora, Inter
- auth0.com Aeonik, Aeonik Mono
- okta.com Aeonik, Season Mix
- hashicorp.com HashiCorp Sans
- snyk.io Geist, Geist Mono
- circleci.com Inter
- postman.com Inter, IBM Plex Mono, GT L
- ngrok.com Roobert, JetBrains Mono, Family
- tailscale.com Inter, MD IO
- aws.amazon.com Amazon Ember, Amazon Ember Mono
- cloud.google.com Google Sans, Roboto
- firebase.google.com Google Sans, JetBrains Mono, Roboto
How was this measured?
Each site was opened twice in a real browser and Chrome was asked which font file drew each piece of text. We count a font for a site only if both runs saw it and it drew at least 2% of the site’s custom-font text. The full method.
Browse all 100 fonts or the most common pairings.
FAQ
What is the most popular font for developer tools and infrastructure websites?
Among the 62 developer tools and infrastructure sites we analyzed, Inter is the most used font you can get, on 25 of them (40%).
Do developer tools and infrastructure websites use free fonts?
76% of the 62 sites we analyzed draw at least some text in a free or open-source font.
How did you choose the sites?
We chose well-known sites in each industry for recognizability. It is a deliberate sample, not a random one, so read it as what notable sites do, not what every site does.
Can I check a site that is not on the list?
Yes. Paste its address into the free font finder.
How do you know which fonts a site uses?
We ask Chrome which font file it used to draw each piece of text, twice per site. A font counts only if both runs saw it.