CSS Flexbox Generator
Build flexbox layouts visually. Adjust flex-direction, justify-content, align-items, flex-wrap, gap. See 1-12 example items react live as you tweak. Copy the resulting CSS.
.container {
display: flex;
flex-direction: row;
justify-content: flex-start;
align-items: stretch;
flex-wrap: nowrap;
gap: 8px;
}What powers the CSS Flexbox Generator
All major flex container properties
flex-direction: row, row-reverse, column, column-reverse
justify-content: 6 values including space-evenly
align-items: 5 values
flex-wrap: 3 values
Adjustable gap (0-60 px)
Variable item count (1-12) to test wrapping behavior
Why the CSS Flexbox Generator is different
Browser-native
The CSS Flexbox Generator runs entirely in your browser. Input is processed locally — never uploaded, never logged, never cached anywhere outside your device.
No artificial limits
No daily quotas, no character ceilings, no "upgrade for more" walls. Every feature is the complete feature — the same on the first use as the thousandth.
Production-grade quality
Built to the same engineering bar as paid SaaS tools — accurate algorithms, audited logic, responsive design and accessibility-tested interactions.
Common use contexts
- Building responsive nav bars, button rows, card grids
- Centering elements (the famous flexbox problem)
- Learning flexbox by experimenting visually
- Quickly generating boilerplate flex CSS
Private and secure
Zero upload
All processing happens in your browser. Input is never transmitted, logged or cached.
Works offline
Once the page loads, the tool runs without an internet connection. No network calls happen during use.
No tracking
No accounts, no cookies for tool state. Only aggregate analytics count visits at the page level.