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Official Yuque MCP server that connects Claude to Yuque knowledge bases for user lookup, search, books, documents, notes, resources, and table-of-contents workflows, including read, create, and update tools over stdio with personal or group API tokens.

Read docs, update pages, and manage tasks in Notion workspaces

Keep project knowledge in plain Markdown while a deterministic CLI maintains folder indexes, cross-links, structure checks, and scoped map, search, and read commands for agents.

Connect Claude to a running RAGFlow deployment through its built-in MCP server, so agents can retrieve grounded chunks from selected datasets using RAGFlow's DeepDoc-powered retrieval pipeline.

Retrieve and manage Zendesk tickets, analyze support conversations, draft ticket responses, and search the Zendesk Help Center knowledge base — with the open-source Zendesk MCP server supporting ticket CRUD, threaded comments, and built-in analysis prompts.

MCP server for connecting Claude to AFFiNE Cloud or self-hosted AFFiNE workspaces, documents, databases, comments, collections, folders, tags, notifications, blobs, access tokens, semantic page composition, templates, edgeless canvas data, and workspace organization workflows over stdio or HTTP.

Official Agentset MCP server that lets Claude retrieve cited knowledge-base results from an Agentset namespace through the `knowledge-base-retrieve` tool, with optional tenant scoping and custom tool descriptions.

Apache-licensed TypeScript MCP server for Obsidian vaults with stdio and Streamable HTTP transports, Local REST API access, note search, section-aware edits, tag/frontmatter management, path policies, and read-only controls.

MCP server for the Graphlit platform, enabling Claude to ingest, search, retrieve, organize, and operate on files, web pages, feeds, collections, conversations, memory, connectors, crawls, and RAG-ready project knowledge.

MCP endpoint in MaxKB that exposes a published MaxKB application as an authenticated tool, letting Claude send messages into a configured enterprise agent, RAG workflow, or knowledge-base-backed application.

MCP server that lets Claude interact with an Obsidian vault through the Obsidian Local REST API community plugin.

Connect Claude to published GitBook documentation through read-only MCP servers generated for each docs site.

Aggregate Markdown folders into cohesive knowledge bases with automated table of contents generation, cross-link validation and rewriting, heading normalization, and multi-format export (HTML, PDF, DOCX, EPUB).