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Best Schemas AI Skills & MCP Servers

17 curated Schemas skills and MCP servers — install any of them into Claude, Cursor, ChatGPT, n8n, or any AI stack with one command.

Mcp

MCP Registry

Model Context Protocol (MCP) server for managing Instant apps, schemas, and permissions!

MCP Registry · ★ 5.0free

Token Lens

MCP Registry

MCP server for analyzing and optimizing context window token usage — audit tool definitions, compress schemas, track usage, and reduce bloat

MCP Registry · ★ 5.0free

Sdk

MCP Registry

Wire contract and TypeScript SDK for ac7 — types, schemas, protocol constants, and HTTP client.

MCP Registry · ★ 5.0free

Sqlite Server

MCP Registry

MCP server for SQLite — query databases, inspect schemas, explain queries, and export data from your IDE

MCP Registry · ★ 5.0free

Flowengine N8N Workflow Builder

MCP Registry

Build n8n workflows from text using AI. Connect to Claude, Cursor, or any LLM to generate and validate n8n workflows with expert knowledge and intelligent auto-fixing. Built by FlowEngine. Now with real node parameter schemas from n8n packages!

MCP Registry · ★ 5.0free

Plugin

MCP Registry

Model Context Protocol (MCP) plugin for Kubb, generating MCP-compatible tools and schemas from OpenAPI specifications for AI assistants.

MCP Registry · ★ 5.0free

Config Schema

MCP Registry

Type-safe schemas and builders for MCP client configurations

MCP Registry · ★ 5.0free

Spectrum Design Data

MCP Registry

Model Context Protocol server for Spectrum design data including tokens, schemas, and component anatomy

MCP Registry · ★ 5.0free

Nsauditor Ai Agent Skill

MCP Registry

AI Agent Skill for NSAuditor AI — gives any AI coding agent built-in knowledge of NSAuditor's MCP tools, schemas, plugins, and security audit workflows.

MCP Registry · ★ 5.0free

Validator

MCP Registry

Conformance test runner for FocusMCP bricks — validates manifests, tool schemas, and runtime behavior.

MCP Registry · ★ 5.0free

Mpak Schemas

MCP Registry

Shared Zod schemas and TypeScript types for the mpak registry

MCP Registry · ★ 5.0free

Core

MCP Registry

Core types, schemas, and validation for getmcp canonical configuration format

MCP Registry · ★ 5.0free

Checkup

MCP Registry

MCP server that analyzes your MCP setup: token costs, bloated schemas, duplicate tools, and optimization tips

MCP Registry · ★ 5.0free

Plugin

MCP Registry

MCP (Model Context Protocol) plugin for Bunli - create CLI commands from MCP tool schemas

MCP Registry · ★ 5.0free

Schema

MCP Registry

Machine-readable MCP tool schemas for Undisk — enables IDE autocompletion and code generation for any language

MCP Registry · ★ 5.0free

Symdex

Smithery

Index and search codebases using structured schemas for deep code analysis. Audit specific domains or security-related functions to ensure code quality and safety. Explore complex codebases with high-level overviews to understand structure and patterns quickly.

Smitheryfree

Data Converter

Smithery

Convert data between over 40 formats including JSON, CSV, Excel, and PDF. Restructure complex schemas into custom layouts to ensure seamless data integration. Simplify information processing by automating transformations between structured and unstructured file types.

Smitheryfree

About Schemas skills on iClaude

iClaude is the universal install layer for AI skills. Every Schemas skill on this page can be installed into Claude Code, Claude Desktop, Cursor, ChatGPT, n8n, Codex, and more — using a single copy-paste command. No config drift, no per-stack adapters, no manual MCP wiring.