⚡ Free to use — No signup required

Generate CSS Flexbox
In 10 Seconds

Pick your layout options. Get clean, production-ready CSS flexbox code instantly. No docs to read, no guessing.

Generate CSS View Pricing
↓ Try the live demo below

Build Your Flexbox Layout

Tweak the options → Get production-ready CSS instantly

Flexbox Options

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Live Preview 520 × 160
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Why FlexGen?

Instant Output

No loading, no lag. Select your options and get production-ready CSS in milliseconds. Copy and go.

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Live Preview

See exactly what your flexbox layout looks like before you copy. No guessing, no surprises.

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Clean CSS

Output is minimal, semantic, and production-ready. No bloat, no unnecessary vendor prefixes.

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All Flexbox Props

direction, justify-content, align-items, flex-wrap, align-content, gap — all covered.

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Free to Use

Generate unlimited snippets for free. Upgrade to Pro for advanced features and export options.

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Mobile Ready

Fully responsive tool. Generate flexbox layouts from your phone, tablet, or desktop.

Simple, Transparent Pricing

Start free. Upgrade when you need more.

Free

$0 /mo
Forever free
  • Unlimited CSS generations
  • Live preview
  • Copy to clipboard
  • All flexbox properties