23+ starter components
Buttons, forms, cards, layouts and more, ready for experimenting.
Now with 23+ components
See Your CSS Come Alive
Paste any stylesheet and instantly preview it on real UI components. Edit live, export code, and ship faster.
23+
Components
0ms
Setup
100%
Client-side
Everything you need to test CSS fast
No setup, no build tools, no frameworks. Just paste and preview.
📋
Paste & Preview
Drop any CSS stylesheet and see it applied to real UI components instantly. No configuration needed.
⚡
Live Editing
Edit HTML, CSS, and JavaScript in real-time with instant preview. Changes render as you type.
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23+ Components
Buttons, forms, cards, modals, tables, navigation — all the components you actually use.
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Export & Save
Export production-ready code or save your projects to pick up where you left off.
THE PLAYGROUND IS FREE
Every component. Every tool. No paywall.
Explore the library, remix styles, preview instantly and export code. No account, subscription or checkout required.
Live code & themes
Change HTML, CSS and JavaScript. Try palettes and style presets.
Save & export locally
Save a project in this browser or download component code. Your experiments stay yours.
HOW IT WORKS
From idea to reusable code
A practical workflow, without a build step.
01. Paste a stylesheet or start with a built-in component.
02. Choose a palette, a style preset and edit code live.
03. Preview, copy applied code or export your experiment.
Frequently asked questions
Everything you need to know about ComponentKit.
Simply paste your CSS stylesheet into the editor. ComponentKit instantly applies it to 23+ pre-built UI components so you can see exactly how your styles look on buttons, forms, cards, modals, and more. You can edit the HTML, CSS, and JavaScript in real-time with instant preview.
No! ComponentKit runs entirely in your browser. No npm install, no build tools, no server required. Just open the app and start pasting CSS. Everything is processed client-side for maximum speed and privacy.
Yes. All included components, live editing, themes, browser-local saving and code export are free. No login or subscription is needed.
Absolutely! Any code you export from ComponentKit is yours to use however you like — personal projects, client work, commercial products. The component HTML structures are standard patterns, and combined with your CSS, they're fully production-ready.
The playground and downloadable component code are free. Optional paid PDF installation guides may be introduced later; they are not required to use any playground feature.
Yes, completely. All CSS processing happens in your browser. We never send your stylesheets to any server. Saved projects (Pro feature) are stored locally in your browser's storage and optionally synced to your account with end-to-end encryption.
Ready to see your CSS come alive?
Explore components, experiment with styles and export code—no sign-up needed.
⚡ Open playground — No Signup Required