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build-mcpb

Package self-contained MCP servers into MCPB bundles with manifest.json and server/index.js.

Updated Mar 27, 2026
Search Tags:#cross-platform#packaging#local-server#runtime-bundle#mcpb#offline-deployment
One-click install
npx skills add https://github.com/onelee85/my-skills --skill build-mcpb-onelee85
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: build-mcpb
Source: https://github.com/onelee85/my-skills/tree/main/claude-plugins-official/plugins/mcp-server-dev/skills/build-mcpb
Command: npx skills add https://github.com/onelee85/my-skills --skill build-mcpb-onelee85

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Packaging and distributing local MCP servers as MCPB bundles lets you ship a self-contained runtime alongside your server, enabling offline deployment and easier distribution.

Core Features & Use Cases

  • Self-contained MCPB bundles containing manifest.json and server/index.js with bundled dependencies
  • Runs as a standard stdio MCP server via the host, enabling desktop apps and filesystem interactions
  • Use cases include offline deployment, air-gapped testing, and simple distribution of local MCP servers

Quick Start

Run the MCPB pack command in your project directory to generate a portable local MCPB bundle.

Frequently Asked Questions about build-mcpb

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I package a local MCP server for offline deployment?▼

You can package a local MCP server for offline deployment by bundling it with its runtime into a self-contained MCPB bundle. This package includes the manifest and server files, allowing the server to operate entirely offline without external dependencies.

What is an MCPB bundle and when do I need it?▼

An MCPB bundle is a self-contained package containing a manifest.json and server/index.js with bundled dependencies. You need it for offline deployment, air-gapped testing, and simple distribution of local MCP servers across Windows, macOS, and Linux.

How do I distribute a stdio MCP server for desktop apps without internet access?▼

Distribute a stdio MCP server for desktop apps without internet access by packaging it as an MCPB bundle. This enables local filesystem interactions and desktop integration while running as a standard stdio MCP server via the host.

Does this MCPB packaging process support cross-platform compatibility checks?▼

Yes, the MCPB packaging process supports cross-platform compatibility checks across Windows, macOS, and Linux. It ensures your self-contained local MCP server runtime bundle operates consistently on all three operating systems.

Can I run a packaged MCPB bundle directly on the host operating system?▼

Yes, you can run a packaged MCPB bundle directly on the host operating system. It runs as a standard stdio MCP server via the host, enabling seamless desktop apps and local filesystem interactions without requiring a separate server runtime environment.

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