OpenSumi

What is OpenSumi?

OpenSumi is a framework that helps you quickly build AI Native IDE products. It supports the Model Context Protocol (MCP) as a client with tools capabilities, making it suitable for developing intelligent development environments.

How to use OpenSumi?

Install dependencies with yarn install, run yarn run init and optionally yarn run download-extension, then start with yarn run start. You can open a specific workspace by setting the MY_WORKSPACE environment variable.

Key features of OpenSumi

• Framework for building AI Native IDE products
• Supports MCP client features with tools
• Provides example projects for cloud, desktop, and web IDEs
• Extensible via extensions and workspaces
• Open source under MIT license

Use cases of OpenSumi

• Build a cloud-based IDE for remote development
• Create a desktop IDE using Electron
• Develop an AI-powered code assistant IDE (e.g., CodeFuse IDE)
• Build a lightweight web IDE that runs entirely in the browser
• Construct a mini-app–style IDE for mobile or embedded environments

FAQ from OpenSumi

What does OpenSumi do exactly?

OpenSumi is a framework for building custom IDE products, especially those with AI integration. It includes ready-made projects for cloud, desktop, and web IDE scenarios.

What runtime dependencies does OpenSumi require?

OpenSumi requires Node.js and Yarn for development. Desktop builds may need additional system-level dependencies (see the contributing guide).

How can I start a new project with OpenSumi?

Clone the repository, run yarn install and yarn run init, then use yarn run start to launch the development server with a default workspace.

Does OpenSumi support the Model Context Protocol?

Yes, OpenSumi is an MCP client that supports tools, as indicated by its MCP badge. This enables integration with AI services following the MCP specification.

Where can I find the full documentation?

Complete documentation is available at opensumi.com.