Open Design: An Open-Source Alternative to Claude Design, a Local-Running Design Tool

Published 2026-05-30 01:00 437 words 3 min read ... Page views

Open Design is an open-source design tool that serves as a local alternative to Claude Design. It supports over 150 design systems and 261 plugins, and it's completely free to use.
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Anthropic’s Claude Design is very useful, but it’s closed-source, and you need to upload your data to the cloud. Open Design offers an open-source alternative with similar functionality that runs entirely locally.

What is Open Design?

In a nutshell: it’s an open-source alternative to Claude Design.

It’s a locally executable design tool with an interface and features that match those of Claude Design, but the code is completely open-source, and your data never leaves your computer.

It has 59,000 stars on GitHub and uses the Apache 2.0 license.

Core Features

1. Local Execution

All processing is done locally, without the need for an internet connection, so your data is not uploaded to any servers. This is a crucial advantage for teams working with sensitive design drafts.

2. 150+ Design Systems

It comes with more than 150 built-in design systems, including common UI frameworks and component libraries. You can start working directly on existing design systems without starting from scratch.

3. 261 Plugins

The plugin ecosystem is rich, covering a variety of design scenarios. You can find plugins for everything from icon generation to animation design.

4. 21 Coding Agents

It supports 21 coding agents that can directly convert design drafts into code. This eliminates the need for communication between the design and development teams.

5. 14 Media Providers

It supports multiple media resource sources, allowing you to use various materials directly in your designs.

Installation and Usage

Download address: open-design.ai

It’s compatible with macOS, Windows, and Linux. After downloading, you can install it directly. On the first launch, you can choose the built-in Model Router without the need to configure an API key.

Comparison with Claude Design

Claude Design is an official Anthropic product with powerful features, but it requires an internet connection and processes data in the cloud. Open Design offers similar functionality but runs entirely locally and is open-source and free.

If you’re concerned about data privacy or need to work in environments without an internet connection, Open Design is the best alternative at the moment.

Use Cases

  • UI/UX Design: Similar user experience to Claude Design.
  • Prototyping: Quickly create design drafts and interactive prototypes.
  • Design to Code: Generate front-end code directly after designing.
  • Team Collaboration: The open-source nature makes it easier to customize and integrate with other tools.

Summary

Open Design is one of the most mature open-source design tools available. If you’re using Claude Design but are concerned about data privacy or want a more control-oriented design tool, you might want to give Open Design a try.

GitHub: github.com/nexu-io/open-design

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