AltraTools
🔤

Font Stack Generator

Generate professional CSS font-family stacks for any design

Preset Font Stacks

System UI

Native system font for each OS

The quick brown fox jumps over the lazy dog

Apple System

Apple San Francisco font family

The quick brown fox jumps over the lazy dog

Windows System

Microsoft Segoe UI stack

The quick brown fox jumps over the lazy dog

Custom Font Stack

Preview Settings

Live Preview

The quick brown fox jumps over the lazy dog

ABCDEFGHIJKLMNOPQRSTUVWXYZ
abcdefghijklmnopqrstuvwxyz
0123456789 !@#$%^&*()

Font Family

system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif

Generated Code

/* CSS */
:root {
  --font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
}

body {
  font-family: var(--font-family);
}

/* Or directly: */
.element {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
}

Tips

  • • Always include a generic fallback (sans-serif, serif, monospace)
  • • Order fonts from most preferred to most available
  • • Wrap multi-word font names in quotes
  • • Use system-ui for native OS appearance
  • • Test on multiple platforms for consistency