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Build anything.

With the Squarespace Developer Platform, you can customize the code behind any Squarespace website using the tools you're used to.

Get Started

Used by the world's top digital agencies.

See what Portland-based digital creative studio Instrument has to say about working with the Squarespace Developer Platform.

Watch the video

Create the Site You Want

The Developer Platform gives you full control over your site's HTML, CSS, and JavaScript while providing you with a JSON API to output content from the CMS.

Let us Handle the Rest

The Developer Platform was designed by some of the best engineers in the world. Whatever you make, this is the best place to make it.

Responsive Images

Squarespace automatically optimizes your images to fit any screen size. Just upload your images and we'll take care of the rest.

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Commerce

We’ve built in payment processing through Stripe and a customizable shopping cart. Now it’s easier than ever to get your shop up and running.

No Plugins Required

Say goodbye to lost hours spent researching, implementing, and troubleshooting Javascript plugins. With Squarespace, it’s all built right in.

Analytics

View your integrated analytics dashboard from your desktop or on the go with the beautiful Metrics app. Data has never been more accessible.

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Typekit & Google Fonts

We make over 80 paid Typekit fonts available for free use on Squarespace. It’s also easier than ever to implement Google's free web fonts on our platform.

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3rd Party Integrations

Increase your site’s functionality by seamlessly connecting to hundreds of third-party services like Google Drive, Dropbox, OpenTable, and more.

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Site Manager

Manage your content using the same robust backend that powers hundreds of thousands of sites on our consumer platform.

Infrastructure

Whether you have 10 visitors a day or 10,000, your site will remain online. We host Squarespace.com on the same servers, so we're in this together.

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LayoutEngine

Make 12-column grid frameworks a thing of the past. Laying out pages and blog posts on the Developer Platform is as simple as clicking and dragging.

Content Delivery Network

Our built-in CDN reduces load times, utilizing hundreds of geographically distributed servers to serve your images, scripts, stylesheets, and more.

Search Engine Optimization

Squarespace automatically manages everything you need for great SEO, from Google Sitemaps to OpenGraph support.

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Customer Care

Once you're done building a site, your client can reach out to our award-winning Customer Care department for support at any time.

You're in Great Company

Some of the top brands, artists, and creative agencies in the world trust the Squarespace Developer Platform to run their websites.