Side by side

React Cosmos vs zeroheight

Both stand on component libraries software. Which one you can start free with, which one lets you read the code, and what each costs once you pay.

Choose zeroheight if your team wants styleguides, design content, code examples, and tokens in one web platform, with an MCP server for AI access. Free has tight editor and content limits. Enterprise has custom pricing and includes features such as SSO and dedicated support.

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The facts

	React Cosmos	zeroheight
Free plan	Yes	Yes
Open source	Not published	Not published
Runs on	Web	Web
Lowest paid plan	Not published	Starter: $49 per editor a month
Plans published	None	3
Maker	Not published	Not published
Website	reactcosmos.org	zeroheight.com
On component libraries software	#10 of 15	#6 of 15

React Cosmos: what it does well

zeroheight: what it does well

Documents components, usage guidance, and design standards.
Supports Figma, Sketch, Adobe XD, and Storybook embeds.
Includes code snippets in more than 30 languages.
Exports design tokens and can automate pull requests from Figma changes.
MCP server provides AI tools access to design system guidance.

What to know first

Free is limited to one editor, styleguide, and token set.
Starter is capped at five editors and two styleguides.
Platform MFA/2FA is not implemented.
Self-hosting is not on the roadmap.

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