create-tool
01Skill Claude CodeCodex
Create a new xmcp tool with schema, metadata, and handler. Use when the user wants to add a new tool to their xmcp project.
The TypeScript MCP framework
xmcp is a TypeScript framework for building applications with the Model Context Protocol, a standard for connecting AI models with tools and external context. Developers use it to create MCP-based integrations.
This repository also configures its own agents. See what xmcp tells them →
Skill Claude CodeCodex
Create a new xmcp tool with schema, metadata, and handler. Use when the user wants to add a new tool to their xmcp project.
Skill Claude CodeCodex
Guide for designing effective MCP servers with agent-friendly tools. Use when creating a new MCP server, designing MCP tools, or improving existing MCP server architecture.
Skill Claude CodeCodex
Design MCP prompts to expose reusable prompt templates. Use when creating parameterized prompts in xmcp.
Skill Claude CodeCodex
Design MCP resources to expose content for LLM consumption. Use when creating static or dynamic resources in xmcp.
Skill Claude CodeCodex
Best practices for designing UI widgets in xmcp. Use when creating interactive widgets for GPT Apps or MCP Apps, choosing between React components and template literals, designing widget layouts, handling state and data fetching, or troubleshooting widget rendering issues.
At most 3 mods per repository are shown here, and a mod shipped inside a plugin is left to that plugin's page — the rest are on their repository pages: