Case Studies
We ran 109 design rules on a sample of UI components from popular open source projects. Accessibility, color, typography, spacing, UX, and more.
shadcn/ui★ 80k+
The component library powering most modern Next.js apps.
Missing alt text on avatars
Send button with no disabled state
No Cmd+Enter on prompt textarea
Rams Score77/100
calcom/cal.com★ 35k+
The open source scheduling platform.
Focus rings removed on interactive controls
16px checkbox touch targets
Duplicate checkbox implementations
Rams Score67/100
supabase/supabase★ 75k+
The open source Firebase alternative — Studio dashboard.
Hardcoded hex colors bypassing dark mode
Duplicate click handlers
28px close button on mobile
Rams Score62/100
vercel/next.js★ 130k+
The React framework — DevTools overlay components.
Missing aria-expanded on panel toggle
aria-disabled misuse on copy button
Magic pixel positioning
Rams Score74/100