@ReactCosmos profile picture
React Cosmos @ReactCosmos

Sandbox for developing and testing UI components in isolation.

Joined October 2017
  • Tweets 123
  • Following 0
  • Followers 503
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React Cosmos@ReactCosmos
9 Jun 2025
🚀 React Cosmos 7 ◆ React 19 Next 15 support ◆ UI refresh mobile support ◆ Seamless Vite integration ◆ Better remote rendering Try it out → github.com/react-cosmos/reac…

Release v7.0.0 · react-cosmos/react-cosmos

React Cosmos 7 is the result of 6 months of iteration and fine-tuning, making it the most reliable release yet. Highlights React 19 & Next.js 15 support — Fully compatible with the latest vers...

github.com
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React Cosmos 6 ◆ Plugins ◆ Integrations ◆ Features ↳ Lazy Mode ↳ Server Components ↳ MDX reactcosmos.org

React Cosmos

Sandbox for developing and testing UI components in isolation.

reactcosmos.org
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Full release notes github.com/react-cosmos/reac…

Release v6.0.0 · react-cosmos/react-cosmos

React Cosmos 6 is a huge release that's been two years in the making! The first 6.x beta version was released 8 months ago, giving us plenty of time to gather user feedback and refine this rele...

github.com
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React Cosmos retweeted
Ovidiu@skidding
27 Jun 2023
What's a better name for React Cosmos plugins that interface with bundlers like Vite or Webpack? This type of plugin implements both dev server and static exporting integration.
50% Builder plugins
50% Bundler plugins
0% Server plugins (current)
0% Other (comment 👇)
4 votes • Final results
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📣 Exciting News! Introducing the brand new documentation for React Cosmos! 📚 Let's dive into the highlights in this thread! github.com/react-cosmos/reac…

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As if all this was not enough... The React Cosmos plugin system is also fully documented for the first time! 🚀
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That's all for now. Feedback appreciated!
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React Server Components now supported in React Cosmos 🔥 Switch seamlessly between Server and Client fixtures in the same project — It’s a lot of fun! Get started with the latest Next 13 integration github.com/react-cosmos/reac…
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v6 is being crafted meticulously
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Join our new Discord to take part in the renaissance discord.gg/3X95VgfnW5

Join the React Cosmos Discord Server!

Check out the React Cosmos community on Discord - hang out with 156 other members and enjoy free voice and text chat.

discord.com
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React Cosmos retweeted
Akamai Developers (formerly Linode)
@akamaidevs
28 Aug 2021
React Cosmos is a library that provides a sandbox environment for developing and testing React components in Isolation. This article shows how @ReactCosmos works by testing the components of a food ordering app in isolation: lin0.de/SQCIDw @precious_origho @OpenReplayHQ

Getting Started with React Cosmos

Learn about the power of React Cosmos in this getting started tutorial

blog.openreplay.com
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A clear and concise case for using React Cosmos in your project by @manushacheti 👏 javascript.plainenglish.io/5…

5 Reasons to Choose React Cosmos

A must-have open-source library for React projects.

javascript.plainenglish.io
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A bug that was preventing Cosmos from working with @preactjs was fixed in v5.6.1 by @brianskold 👏 Preact away 🚀
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🎁 React Cosmos 5.5 is here to make making UIs even funner (thread)
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And for the adventurous, an early guide to React Cosmos UI plugins 😈 github.com/react-cosmos/reac…

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That's all for now. Thank you and don't forget to spread the word – you can make a developer's day by introducing them to React Cosmos ❤️
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