Best Schema AI Skills & MCP Servers

Test your MCP servers for breaking changes. Checks capabilities, invokes tools, detects schema drift between versions.

Open-source MCP server to publish to Dev.to, Ghost, Hashnode, WordPress, Medium, Substack, LinkedIn, X, Bluesky, and Mastodon from Claude Code. Local stdio, no cloud relay. Includes SEO scoring, JSON-LD schema, canonical-URL wiring, social-post generation

MCP server for PostgreSQL with full read-write support, transactions, and schema inspection. Works with any PostgreSQL instance — local, Supabase, AWS RDS, or self-hosted. Use with Claude, Cursor, Windsurf, and any MCP-compatible AI client.

Lint your MCP server for protocol compliance, schema violations, security issues, and performance best practices.

Hot-reload bridge for stdio MCP servers. Rebuild your MCP server without restarting the MCP client. Injects restart notices and tools-list diffs into tool/call responses so the AI self-corrects after schema changes.

MCP server for validating, transforming, and normalizing structured data - built specifically for AI agents

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

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

Production-ready library for converting OpenAPI specifications into MCP tool definitions

MCP server for Microsoft SQL Server database access and comprehensive schema exploration using tedious. Includes enhanced stored procedure tools for complete SQL source code access.

Type-safe schemas and builders for MCP client configurations

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.

Official Talonic MCP server. Lets AI agents extract structured, schema-validated data from any document via the Model Context Protocol.

PostgreSQL MCP server - query, schema introspection, explain, and health checks for AI assistants

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

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

MCP server for ng-forge dynamic forms - AI-assisted form schema generation

Shared Zod schemas and TypeScript types for the mpak registry

Validate data — JSON syntax, JSON Schema compliance, TypeScript type checking, lint rules.

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

Tap v2 plan format — public TypeScript types for the 11-op closed union, Plan discriminated union, and state-machine enums (Verdict, IntentState). Schema break vs v0.x; see ADR 2026-05-04-ecosystem-v2-launch.

Core library for parsing, loading, and managing .photon.ts files - runtime-agnostic foundation for building custom Photon runtimes

Agentmako is a local project intelligence CLI and MCP server for codebases and databases, with repo-aware indexing, schema snapshots, and secure live database connectivity.

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