"Updated documentation for LangChain, Langraph, Node.js, Express, and FastAI frameworks" matching MCP servers:

• LangChain Documentation MCP

  LiteObject

  A

  license

  -

  quality

  D

  maintenance

  Provides real-time access to official LangChain documentation, API references, and GitHub code examples to assist in LangChain-based development. It enables LLMs to search for tutorials, version info, and detailed class specifications directly from live sources.

  Last updated 2025-12-02

  1

  MIT

• Express MCP Handler

  jhgaylor

  A

  license

  -

  quality

  C

  maintenance

  A utility that integrates Model Context Protocol (MCP) into Express applications, offering both stateful session management and stateless request handling options.

  Last updated 2025-05-18

  1,106

  14

  MIT

• Adobe Express MCP Server

  EnventDigital

  A

  license

  -

  quality

  C

  maintenance

  Enables Adobe Express add-on developers to scaffold projects, access code examples, query SDK documentation, and get implementation guidance for building Adobe Express add-ons.

  Last updated 2026-02-14

  2

  12

  MIT

• LangChain Agent MCP Server

  mcpmessenger

  F

  license

  -

  quality

  C

  maintenance

  Exposes LangChain agent capabilities through the Model Context Protocol, enabling multi-step reasoning tasks with ReAct pattern execution via a production-ready FastAPI service deployed on Google Cloud Run.

  Last updated 2026-01-05

  13

  4

• Documentation MCP Server

  ThaLoc0one

  A

  license

  A

  quality

  B

  maintenance

  Generates professional documentation for multi-language projects with deep code analysis, supporting frameworks like Docusaurus, MkDocs, and Sphinx, including API docs, PDF export, and OpenAPI specifications.

  Last updated 2025-12-12

  9

  MIT

• Documentation MCP Server

  sagacious-satadru

  F

  license

  A

  quality

  C

  maintenance

  A server that enables Claude to search and access documentation from popular libraries like LangChain, LlamaIndex, and OpenAI directly within conversations.

  Last updated 2025-04-12

  1

  3

• Documentation MCP Server

  LiL-Loco

  A

  license

  B

  quality

  B

  maintenance

  Generates professional documentation for multi-language codebases with deep AST-based code analysis, supporting Docusaurus, MkDocs, and Sphinx frameworks. Includes API documentation generation, PDF export, OpenAPI spec generation, and sales-ready documentation for code marketplaces.

  Last updated 2025-12-12

  9

  MIT

• Documentation Search MCP

  gemini2026

  A

  license

  B

  quality

  B

  maintenance

  A Model Context Protocol server that enables intelligent searching across documentation for 30+ programming libraries and frameworks, fetching relevant information from official sources.

  Last updated 2026-04-07

  23

  8

  MIT

• LangChain Anthropic MCP Server

  spencer-life

  A

  license

  -

  quality

  -

  maintenance

  Exposes LangChain and Anthropic Claude capabilities as tools for generating production-ready RAG systems, Supabase vector stores, and document ingestion pipelines. It enables users to instantly scaffold AI infrastructure and document processing code through natural language prompts in MCP-compatible clients.

  Last updated 2026-01-21

• SF Express MCP Server

  100kgforest

  A

  license

  -

  quality

  C

  maintenance

  Enables integration with SF Express shipping and logistics APIs for order management, shipment tracking, route queries, and logistics services through natural language interactions.

  Last updated 2025-08-04

  MIT

• Entertainment Express API MCP

  ag2-mcp-servers

  F

  license

  -

  quality

  C

  maintenance

  An MCP Server that enables interaction with the Entertainment Express API, allowing access to entertainment content databases through natural language using the Multi-Agent Conversation Protocol.

  Last updated 2025-07-16

• AWS Documentation MCP Server

  daniel-levesque

  A

  license

  A

  quality

  C

  maintenance

  Provides tools to access AWS documentation, search for content, and get recommendations for both global and China AWS regions.

  Last updated 2025-07-24

  3

  Apache 2.0

• MCP Spark Documentation Server

  martoc

  A

  license

  A

  quality

  A

  maintenance

  Provides full-text search and retrieval tools for Apache Spark documentation using SQLite FTS5 with BM25 ranking. It enables AI assistants to efficiently search, filter by section, and read specific Spark documentation pages.

  Last updated 2026-05-13

  2

  MIT

• OpenTelemetry Documentation

  ryu1maniwa

  A

  license

  A

  quality

  C

  maintenance

  Enables access to OpenTelemetry documentation by fetching and converting pages to markdown format and searching content using Google Custom Search. Provides comprehensive documentation lookup and search capabilities for OpenTelemetry concepts, instrumentation, and configuration.

  Last updated 2025-08-13

  2

  3

  Apache 2.0

• MCP LLMS-TXT Documentation

  langchain-ai

  A

  license

  -

  quality

  C

  maintenance

  An MCP server that provides tools to load and fetch documentation from any llms.txt source, giving users full control over context retrieval for LLMs in IDE agents and applications.

  Last updated 2026-05-02

  986

  MIT

• MCP LLMS-TXT Documentation

  ankitrautela333

  A

  license

  -

  quality

  C

  maintenance

  An MCP server that enables users to fetch and audit documentation from user-defined llms.txt index files. It provides tools to list documentation sources and retrieve content from specific URLs with built-in domain access controls for secure context retrieval.

  Last updated 2025-08-15

  MIT

• MCP LLMS-TXT Documentation

  swesmith-repos

  A

  license

  -

  quality

  -

  maintenance

  Provides controlled access to llms.txt documentation files through MCP tools, allowing AI assistants to fetch and read documentation from user-approved domains with full audit visibility of tool calls and context retrieval.

  Last updated 2025-12-25

• Documentation MCP Server

  RandellB-Ritense

  F

  license

  -

  quality

  C

  maintenance

  Fetches GitHub PR and issue data server-side and combines it with a documentation template, providing formatted context to LLMs for automated documentation generation.

  Last updated 2025-12-18

• Documentation Fetcher & RAG

  mikkelkrogsholm

  F

  license

  -

  quality

  D

  maintenance

  Enables AI assistants to fetch, index, and perform semantic RAG-based searches on API documentation from various sources. It provides tools for hybrid search and collection management, allowing users to access up-to-date documentation from projects like Gemini and FastMCP.

  Last updated 2025-12-25

• MCP Documentation Server

  mahawi1992

  F

  license

  -

  quality

  C

  maintenance

  A smart documentation server that provides AI-assisted code improvement and documentation management through Claude Desktop integration.

  Last updated 2024-12-04

  10