font-geist

Install command: 
brew install --cask font-geist

Name: Geist

https://vercel.com/font/sans

Cask JSON API: /api/cask/font-geist.json

Cask code: font-geist.rb on GitHub

Current version: 1.4.2

Current version requires: macOS >= 10.11

Analytics:

Installs (30 days)
font-geist 43
Installs (90 days)
font-geist 127
Installs (365 days)
font-geist 497
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