Build Apps Faster API-first CMS for building content-powered apps in any programming language.

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Developers at successful companies choose Cosmic JS

For Developers


Cosmic JS offers an intuitive API that can deliver content to any website or application. This gives you the freedom to build your application using any programming language and allows for easier scaling within your development team.

Developer tools and features are offered as valuable time-savers during the development process. It's easier than ever to manage your project from the first line of code, to content population, to launch day.

For Content Editors


Cosmic JS offers a streamlined editing experiece that gives you everything you need to publish content quickly and easily. Since there is no CMS installation, you can easily build content in any phase of development and avoid unnecessary process bottlenecks.

Add rich text, drag and drop media and upload video. Set roles and permissions for easy content collaboration within your team. Content management is faster, easier and keeps the project on track.

Use the Tools You Love


What Can You Create?


Stellar is a single-page website built on a light Node.js server with a front end by @ajlkn at HTML5 UP.

Stellar

Now running on React v15.0! The React Universal Blog is both a single-page app and a server-rendered website which is fast and can be indexed by search engines.

React Universal

This is a very cool blog app built using Polymer.  Contributed by M. Andrew Darts.

Polymer Blog Example

Website built using the Node.js Website Boilerplate.  Fully responsive down to mobile, SEO ready, includes a contact form and full site search.

Roofing Company

This app is three apps in one:  Web, iOS and Android app all with content powered by Cosmic JS.  Go to the GitHub repo to see the iOS and Android app share the same React Native codebase which cuts dev time in half. The web version runs on a light Node.js server.

Cross-Platform Blog

Slide Deck is built on top of the Impress.js presentation framework and runs on a light Node.js server.  After installation, you can configure all layout, content and animations within your Cosmic JS bucket dashboard.

Slide Deck

Product Tour


People Have Said...

Cosmic JS removes many headaches by just working, right out the box. Plus, it is blazingly fast!

Application Developer, Digital Agency, London, UK

A more intuitive API than any other API-based CMS out there.

Software Engineer, Creative and Interactive Agency, Sydney, AUS

You can build a pretty complex CMS and API in about 10 minutes with Cosmic JS.

Director of Digital & Emerging Media, The Smithsonian Design Museum, New York, NY

Next time I need to build a CMS I'll definitely replace WordPress with Cosmic JS and slap a React front end on it.

Developer, National Magazine, Sydney, AUS

Cosmic JS makes me continuously say, where have you been all my life!

Software Engineer, Interactive Agency, Pennsylvania, USA

Cosmic JS totally rocks!

iOS developer, Interactive Agency, New York, NY