"A server for building out n8n from scratch" matching MCP servers:

A fully working MCP server built from scratch in plain Node.js, implementing tools, resources, prompts, notifications, and sampling according to the MCP specification, designed to connect to Claude Desktop or any MCP client.

Enables clients to interact with a bundled documentation corpus through MCP tools and resources over HTTP or stdio, and provides a trajectory evaluation harness for grading agent performance.

An educational MCP server that wraps the Materials Project API, exposing tools to search chemical systems, get material summaries, find semiconductors by band gap, and retrieve crystal structure facts.

Enables AI agents to control a Playwright-driven browser through natural-language instructions, including page interaction and live browser task execution.

Enables n8n AI agents to manage MikroTik routers via SSH/SSE, providing tools for firewall, DNS, DHCP, WireGuard, interfaces, queues, backup, users, logs, and routes.

Enables AI agents to create, compile, and run Scratch projects by editing plain text and using a live editor loop.

Enables AI agents to control Assimilate SCRATCH / Live FX through tools generated from its REST API, with a read-only default and configurable safe or full access modes.

Enables creating real Scratch 3 projects from natural language prompts, producing editable .sb3 files with sprites, scripts, sounds, and backdrops.

Enables AI agents to build, playtest, and publish Scratch projects headlessly over MCP, with 112 tools covering the website/social graph, block-level project editing, headless VM execution, and Python-to-blocks workflows.

Enables AI agents to manage n8n workflow automation instances through tools for workflow CRUD operations, execution monitoring, and webhook triggering. It facilitates programmatic interaction with n8n instances via the n8n API with AI-optimized descriptions and error handling.

Deploys a stateless remote MCP server on Cloudflare Workers without authentication, supporting the MCP 2026-07-28 specification and custom tool registration.

Provides 12 tools to query South Korean building register data, including title sheets, floor details, and official house prices via the data.go.kr API. It enables users to perform smart building lookups and region code searches using natural language.

Enables AI assistants to access comprehensive n8n node documentation, properties, operations, templates, and validation tools for designing, building, and checking n8n workflows through natural language.

Provides AI assistants with comprehensive access to n8n node documentation, properties, operations, templates, and workflow validation for building and managing n8n workflows.

Provides real-time access to Japanese building standards laws and regulations from e-Gov API, helping prevent AI hallucinations by validating citations against original legal texts.

A Model Context Protocol server that provides AI assistants with comprehensive access to n8n node documentation, properties, and operations for effective workflow automation.

Used to create an assistant integrated with n8n that can search n8n documentation, example workflows, and community forums.

Enables managing and building n8n workflows from Claude Desktop or Cursor, including workflow CRUD, execution monitoring, credential management, a full node catalog with validation/autofix, snapshots with rollback, health reports, backup/import, and admin tools.

An MCP server that exposes any REST API to LLMs through runtime discovery, providing tools to browse endpoints, fetch schemas, and apply business rules without hardcoding or schema duplication.

Enables learning and integration testing of the Model Context Protocol by evolving from a minimal server toward production-grade tools, resources, prompts, and agent interoperability.

Enables AI assistants to access comprehensive n8n node documentation, properties, operations, workflow templates, and community nodes, allowing them to design, build, and validate n8n workflows through natural language.

Enables retrieval of compact APG pattern cards, such as button, modal, and dialog, through an MCP tool so clients can consult accessibility guidance.

Enables AI assistants to access n8n node documentation, schemas, operations, and workflow templates, and optionally manage n8n workflows through the API.

A Model Context Protocol server that provides AI assistants with comprehensive access to n8n node documentation, properties, and operations.

A personal MCP bridge that lets ChatGPT drive a local Codex CLI, translating instructions into Codex app-server threads and returning compact summaries of what Codex did.

Provides AI assistants with comprehensive access to n8n node documentation, properties, and operations for building and managing automation workflows.

An MCP server that empowers AI assistants to build, validate, and manage n8n workflows by providing structured access to documentation for over 1,200 nodes and thousands of templates. It enables deep integration with n8n instances for automated workflow orchestration and management through natural language.

Enables AI agents to call tools through a security gateway that intercepts requests, enforces deterministic policy and risk checks, blocks or escalates high-risk actions for human approval, and keeps tool credentials and audit logs protected.

Enables AI assistants to access comprehensive n8n node documentation, properties, and operations for building workflow automations.

Enables AI assistants to access n8n node documentation, properties, and operations for 535+ workflow automation nodes, and optionally create, update, and execute n8n workflows through the n8n API. Supports building n8n workflows for Claude Desktop, Claude Code, Windsurf, and Cursor.