Claude Desktop Extensions (DXT)

Local MCP Servers Hub - Download Professional .dxt Files

Install powerful Claude Desktop Extensions (.dxt files) - Local MCP servers from our comprehensive library. These DXT extensions are packaged Local MCP servers that leverage the Model Context Protocol to connect Claude AI with your local environment, development tools, databases, and custom applications. Experience seamless Local MCP installation with enterprise-grade security.

Desktop Extensions • Local MCP Servers • DXT Files • Model Context Protocol
50+
Available Extensions
100%
Open Source
3
Platforms

Why Choose Our Local MCP Desktop Extensions Hub?

Professional-grade Local MCP servers packaged as desktop extensions. Download .dxt files containing Local MCP servers from our curated library.

One-Click Local MCP Installation

Install Local MCP servers effortlessly with our .dxt files. Our DXT packaging format ensures zero-configuration deployment of Local MCP servers across all platforms. Simply download .dxt extensions and double-click to deploy Local MCP servers for Claude Desktop.

Universal Local MCP Support

Our Local MCP servers work seamlessly on Windows, macOS, and Linux with automatic runtime detection and dependency management. Write once, run everywhere with our .dxt Local MCP format.

Secure Local MCP Servers

Our Local MCP servers include built-in security features: OS keychain integration for secure credential storage, Group Policy and MDM support for enterprise deployment, and comprehensive Local MCP signing verification.

Open Source Local MCP Ecosystem

Join the growing community of developers creating Local MCP servers. Our open-source DXT specification enables anyone to build, share, and distribute powerful Local MCP servers (.dxt files).

How to Install Local MCP Servers (.dxt Files)

Deploy Local MCP servers through DXT desktop extensions in three simple steps

1

Download Local MCP Extensions

Browse our curated Local MCP servers directory and download the .dxt file containing your desired Local MCP server. All Local MCP extensions are reviewed for security and compatibility.

.dxt files
2

Install Local MCP .dxt Files

Double-click the downloaded .dxt file or use Claude Desktop's extension manager. The installation process automatically deploys the Local MCP server and handles dependencies.

Auto-install
3

Connect to Local MCP Server

Your new Local MCP server is immediately available. Access enhanced AI capabilities through Claude's interface with full Model Context Protocol integration and local server connectivity.

Ready to use

Build Your Own Local MCP Servers

Join the Local MCP developer community and create powerful Local MCP servers packaged as DXT extensions

Getting Started with Local MCP Development

Use our comprehensive SDK and CLI tools to create, test, and package Local MCP servers as .dxt files. Complete Local MCP documentation, examples, and best practices included.

Get SDK

Model Context Protocol APIs for Local MCP

Access powerful Local MCP APIs for file system operations, database connections, web services, and custom tool integration. Full TypeScript support with Local MCP auto-completion and type safety.

API Docs

Publish Local MCP Servers

Submit your Local MCP server to our curated directory. Automated testing, security review, and distribution of Local MCP extensions to thousands of users worldwide.

Submit Extension

Local MCP Technical Documentation

Complete Local MCP development guide based on official GitHub repository

What are Desktop Extensions (DXT) and Local MCP Servers?

Desktop Extensions (.dxt) are packaged Local MCP servers with the following features:

  • ZIP archives containing Local MCP servers
  • Include manifest.json describing Local MCP server capabilities
  • Similar to Chrome and VS Code extension design for Local MCP deployment
  • Support one-click installation of Local MCP servers

Developer Tools Installation

Install the DXT CLI tool globally using npm:

npm install -g @anthropic-ai/dxt

Extension Creation Steps

1

Initialize Project

Run dxt init in your server folder

2

Configure Manifest

Create and configure manifest.json file

3

Package Extension

Run dxt pack to generate .dxt file

Supported Extension Types

Node.js Extensions

JavaScript/TypeScript based extensions with npm dependency management

Python Extensions

Python-based extensions with pip dependencies and virtual environments

Binary Extensions

Pre-compiled binary files supporting cross-platform distribution

Manifest.json Structure

Every DXT extension must include a manifest.json file defining basic information:

{
  "name": "my-extension",
  "version": "1.0.0",
  "description": "My Claude Desktop Extension",
  "runtime": "node", // or "python", "binary"
  "entrypoint": "index.js",
  "permissions": {
    "filesystem": {
      "read": true,
      "write": false
    },
    "network": {
      "allowed_domains": ["api.example.com"]
    }
  },
  "tools": [
    {
      "name": "my_tool",
      "description": "Tool description",
      "parameters": {
        "type": "object",
        "properties": {
          "input": { "type": "string" }
        }
      }
    }
  ]
}

Development Best Practices

Recommended Practices

  • • Follow MCP protocol specifications
  • • Provide clear tool descriptions
  • • Set reasonable permission scopes
  • • Include comprehensive error handling
  • • Write detailed documentation

Important Notes

  • • Avoid requesting excessive permissions
  • • Do not hardcode sensitive information
  • • Ensure cross-platform compatibility
  • • Avoid blocking the main thread
  • • Test various edge cases

DXT Ecosystem Goals

Convenient Distribution

Make distribution of local MCP servers simple and convenient

Easy Integration

Enable seamless integration across different applications

Open Ecosystem

Create an open ecosystem for AI tool extensions

Start Developing Your First DXT Extension

View complete technical specifications and example code, join the growing Claude Desktop Extensions developer community

Popular Claude Desktop Extensions

Discover .dxt extensions that enhance Claude Desktop productivity

File Manager DXT

Enable Claude to read, write, and manage your local files with advanced permissions and security controls. Perfect for document analysis and code review.

File System Free

Database Connector DXT

Connect Claude to MySQL, PostgreSQL, SQLite, and MongoDB databases. Query data, generate reports, and perform database analysis directly from Claude.

Database Pro

Git Integration DXT

Integrate Claude with Git repositories for code review, commit analysis, and automated documentation generation. Supports GitHub, GitLab, and Bitbucket.

Git Free

50+ Extensions Available

Discover more Claude Desktop Extensions in our directory

Browse All Extensions

Real-World DXT Use Cases

See how professionals use Claude Desktop Extensions daily

Local Data Processing

Connect Claude to your local files, databases, spreadsheets, and documents. Perform advanced analysis, generate reports, and automate data processing tasks with AI assistance.

  • File system access
  • Database integration
  • API connections

Development Workflow Integration

Integrate Claude with your IDE, version control systems, build tools, and deployment pipelines. Code review, documentation generation, and automated testing support.

  • IDE integration
  • Git workflows
  • Build systems

Custom Applications & APIs

Build custom integrations with internal tools, legacy systems, and specialized software. Create domain-specific AI assistants and workflow automation.

  • Game control
  • Hardware interfaces
  • Custom protocols

Frequently Asked Questions

Everything you need to know about Claude Desktop Extensions

Ready to Extend Claude Desktop?

Join thousands of users who have enhanced their Claude Desktop experience with powerful .dxt extensions.

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