Agent skill

Dxt Packaging

by adeze in adeze/raindrop-mcp

MCPB (Model Context Protocol Bundle) Packaging and Distribution

MITAuto-check passedAgent Workflows

Install Dxt Packaging

skills CLI
$ npx skills add adeze/raindrop-mcp --skill dxt-packaging -a claude-code

Project install by default; add -g for ~/.claude/skills/.

GitHub CLI
$ gh skill install adeze/raindrop-mcp dxt-packaging --agent claude-code

Project scope by default; add --scope user for a personal install. Needs GitHub CLI 2.90.0 or later (public preview).

Manual copy
$ git clone --depth 1 https://github.com/adeze/raindrop-mcp.git skills-src && mkdir -p .claude/skills && cp -r skills-src/.github/skills/dxt-packaging .claude/skills/dxt-packaging && rm -rf skills-src

Use ~/.claude/skills/ instead of .claude/skills for a personal install. The folder must contain SKILL.md.

Claude Code skills documentation · loads skills from .claude/skills/

Facts

Skill name
dxt-packaging
GitHub stars
188
Token cost
~572 tokens
SKILL.md length
238 words
Files
1
Skills in repo
6
Repo updated
First seen
Licence
MIT

At a glance

MCPB (Model Context Protocol Bundle) Packaging and Distribution

  • Works in 2 steps: Architecture & Overview:… → MCPB Repository:…
  • Tasks that involve MCP servers
  • SKILL.md covers Overview, Getting Started, Development Best Practices and Key Files, plus 1 more section
  • Instructions only: no scripts, shell commands, URLs or credentials in SKILL.md

What it does

Dxt Packaging is an agent skill from adeze/raindrop-mcp. MCPB (Model Context Protocol Bundle) Packaging and Distribution

Its SKILL.md is about 570 tokens, which your agent loads only when the skill is triggered. It is a single SKILL.md file with no bundled scripts.

It sits in Agent Workflows, covering MCP servers. It works with Model Context Protocol. The licence is MIT.

When your agent uses it

  • Tasks that involve MCP servers

Example prompts

  • “/dxt-packaging”

Workflow steps

2 steps, taken from the first numbered list in SKILL.md.

  1. Architecture & Overview: https://github.com/anthropics/mcpb
  2. MCPB Repository: https://github.com/anthropics/mcpb

What it can do on your machine

Read from SKILL.md and the folder at commit 5b1e7f9. It shows what the files ask for, not the result of running them.

  • Tool permissions

    Pre-approves nothing: there is no allowed-tools line, so your agent's usual permission prompts apply.

    From allowed-tools in the SKILL.md frontmatter.

  • Runs code

    No scripts in the folder and no shell commands in SKILL.md.

    From the folder's file list and the shell code blocks in SKILL.md.

  • Network

    Links to these hosts (documentation or services it may open):

    • github.com

    From URLs in SKILL.md, links to its own repository left out.

  • Credentials

    Names no API keys, tokens, secrets or passwords.

    From names ending in _API_KEY, _TOKEN, _SECRET, _KEY or _PASSWORD in SKILL.md.

Context cost

Dxt Packaging loads about 572 tokens when it runs. Until then it costs about 19 tokens; SKILL.md has 238 words of instructions outside code blocks.

Always · name and description, kept in context so the agent knows when to use it
~19
When it runs · the whole SKILL.md, loaded when a task matches
~572

Estimates: characters ÷ 4, the usual rule of thumb; real counts depend on the model's tokenizer. Scripts and assets cost tokens only if the agent reads them.

Safety

Auto-check passed

The automated check found no risky patterns in SKILL.md.

Automated static check — not a guarantee. Review scripts before installing. It scans the text of SKILL.md for risky patterns (piping downloads into a shell, reading credential files, hidden Unicode, destructive commands); files beside SKILL.md are not scanned.

SKILL.md

The full file from adeze/raindrop-mcp at commit 5b1e7f9, republished under its MIT licence (© adeze). 238 words, ~572 tokens.

Download SKILL.mdSave it as .claude/skills/dxt-packaging/SKILL.md (or your agent's skills folder).
name
dxt-packaging
description
MCPB (Model Context Protocol Bundle) Packaging and Distribution
keywords
mcpb, bundle, packaging, distribution, anthropic, extension, dxt

MCPB Packaging Skill (DXT legacy)

Guidelines for building and packaging MCP servers as MCP Bundles (MCPB). DXT references are legacy.

Overview

MCP Bundles (MCPB) allow AI assistants to discover and use MCP servers from a package archive. This skill covers the complete MCPB development workflow.

Getting Started

Read the Specifications
  1. Architecture & Overview: https://github.com/anthropics/mcpb
  2. MCPB Repository: https://github.com/anthropics/mcpb
  • README.md - Architecture overview, capabilities, and integration patterns
  • MANIFEST.md - Complete bundle manifest structure and field definitions
  • examples/ - Reference implementations including a "Hello World" example
Create Proper Bundle Structure
  • Generate a valid manifest.json following the MANIFEST.md spec
  • Implement an MCP server using @modelcontextprotocol/sdk with proper tool definitions
  • Include proper error handling and timeout management

Development Best Practices

MCP Protocol Communication
  • Implement proper MCP protocol communication via stdio transport
  • Structure tools with clear schemas, validation, and consistent JSON responses
  • Make use of the fact that this bundle will be running locally
Logging & Debugging
  • Add appropriate logging and debugging capabilities
  • Use structured logging for error tracking
  • Include proper documentation and setup instructions
Testing Considerations
  • Validate that all tool calls return properly structured responses
  • Verify manifest loads correctly and host integration works
  • Generate complete, production-ready code that can be immediately tested
  • Focus on defensive programming and clear error messages
  • Follow the exact MCPB specifications to ensure ecosystem compatibility

Key Files

  • manifest.json - Bundle metadata and configuration
  • src/index.ts - Main entry point for the MCP server
  • build/ - Compiled output for distribution

References

© adeze, MIT. Rendered from Markdown: HTML in the file is shown as text, images as links, and headings moved down two levels. Raw file

Files

Just SKILL.md in .github/skills/dxt-packaging of adeze/raindrop-mcp.

Open the folder on GitHubat commit 5b1e7f9

Compare with similar skills

Dxt Packaging next to the 5 skills that share the most tags, products or categories with it. Stars are the repository's; “used in” counts other GitHub owners with a copy.

Dxt Packaging compared with similar skills
SkillStarsUsed inTokensAuto-checkLicenceRepo updated
Dxt Packaging this skilladeze/raindrop-mcp188—~572Automated safety check: PassMIT
MCP Server Builderanthropics/skills180k62 repos~2.3kAutomated safety check: PassApache-2.0
MCP Server BuildershareAI-lab/learn-claude-code78k5 repos~1.2kAutomated safety check: PassMIT
MCP Integration for Pluginsanthropics/claude-plugins-official37k11 repos~3.1kAutomated safety check: PassApache-2.0
Fastmcp Client CLIPrefectHQ/fastmcp28k1 repos~823Automated safety check: PassApache-2.0
Crush Configurationcharmbracelet/crush29k—~3.7kAutomated safety check: PassCustom licence

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Categories

Questions about Dxt Packaging

What does Dxt Packaging do?

MCPB (Model Context Protocol Bundle) Packaging and Distribution. Dxt Packaging is an agent skill from adeze/raindrop-mcp.

When should I use Dxt Packaging?

Dxt Packaging fits situations like: tasks that involve MCP servers.

How do I install Dxt Packaging in Claude Code?

Run `npx skills add adeze/raindrop-mcp --skill dxt-packaging -a claude-code`. Or copy the skill folder (.github/skills/dxt-packaging in adeze/raindrop-mcp) into .claude/skills/dxt-packaging in your project. Claude Code loads it when a task matches its description.

How do I install Dxt Packaging in Codex?

Run `npx skills add adeze/raindrop-mcp --skill dxt-packaging -a codex`. Or copy the skill folder (.github/skills/dxt-packaging in adeze/raindrop-mcp) into .agents/skills/dxt-packaging in your project. Codex loads it when a task matches its description.

Can I use Dxt Packaging in Cursor, Gemini CLI or GitHub Copilot?

Cursor, Gemini CLI, GitHub Copilot and OpenCode also load SKILL.md folders. With the skills CLI, run `npx skills add adeze/raindrop-mcp --skill dxt-packaging -a cursor` (or -a gemini-cli, github-copilot or opencode for the others). To copy it by hand, put the folder in .cursor/skills/dxt-packaging, .gemini/skills/dxt-packaging, .github/skills/dxt-packaging and .opencode/skills/dxt-packaging in your project.

What does Dxt Packaging need to run?

SKILL.md names no scripts, command-line tools or credentials: Dxt Packaging is instructions for the agent only.

Does Dxt Packaging access the network?

SKILL.md names 1 domain. As links in the text: github.com. This is read from the text; nothing was executed.

Is Dxt Packaging safe to install?

Our automated static check of SKILL.md found no risky patterns, such as piping downloads into a shell, reading credential files or hidden Unicode. It is not a guarantee. Review the folder before installing.

What licence does Dxt Packaging use?

Dxt Packaging is published under the MIT licence (the repository's licence). It allows redistribution, so the full SKILL.md is shown on this page.

How many tokens does Dxt Packaging use?

About 572 tokens (SKILL.md is roughly 2.3k characters). Agents keep only the skill's name and description in context until a task matches; then they load SKILL.md in full.

What are the alternatives to Dxt Packaging?

Skills that share tags, products or a category with Dxt Packaging: MCP Server Builder (anthropics/skills, 180k stars), MCP Server Builder (shareAI-lab/learn-claude-code, 78k stars), MCP Integration for Plugins (anthropics/claude-plugins-official, 37k stars) and Fastmcp Client CLI (PrefectHQ/fastmcp, 28k stars). The comparison table on this page puts their stars, adoption, token cost, safety result and licence side by side.

Who maintains Dxt Packaging?

adeze (a GitHub user) maintains it in adeze/raindrop-mcp, which has 188 GitHub stars. The repository holds 6 skills in this directory. The repository was last updated on July 24, 2026.

Source: adeze/raindrop-mcp on GitHub. Facts on this page come from the repository at the commit we read; the author's words are quoted as theirs.