Search & Knowledge MCP Servers

Search engines, RAG, knowledge graphs, memory

2,874 servers

@metaneutrons/german-legal-mcp

36
npx

MCP server and typed components for German, Austrian and EU legal research

675/wk

aso-mcp

36
uvx

AI-first App Store keyword research — plug into Claude, Cursor, or any MCP client. No API keys needed.

dasha-mcp

36
npx Caution 70

MCP server for the [Dasha.AI](https://dasha.ai) conversational AI platform. Manage voice agents, calls, telephony, RAG knowledge bases, and more through the Model Context Protocol.

@veedubin/super-memory-ts

36
npx

Super-Memory MCP server with local embeddings and vector search

khive

36
Remote Caution 70

Persistent memory, knowledge graph, task management and more for AI agents via MCP.

@akshay89/clinical-trials-mcp

36
npx

MCP server for searching and analyzing clinical trials from ClinicalTrials.gov

doc-index-mcp

36
uvx Caution 62

MCP server for semantic document search with boundary-aware chunking

@llangtop/pwiki-mcp

36
npx Caution 70

Wiki knowledge base MCP server — for Claude Code, Cursor, and other MCP clients

Context OS

36
Remote Caution 70

Workspace knowledge bases agents ingest, search, and query over MCP.

gramax-docportal-mcp

36
uvx Caution 62

MCP server for Gramax documentation portal — search, read articles, browse catalogs

mcp-trove-crunchtools

36
uvx Caution 70

Self-hosted local file indexing MCP server with semantic search

epist-mcp-server

36
uvx Caution 77

MCP Server for Epist.ai Audio Knowledge Base

zotero-fulltext-mcp

36
uvx

Convert a Zotero library's linked PDF attachments to Markdown, build a full-text search index, and expose it via an MCP server.

swafra

36
npx

MCP server for scimap knowledge graphs — Leiden-chunked, graph-linked semantic memory for Claude AI and ChatGPT

@kmmuntasir/synapse-mcp-server

36
npx

Synapse-MCP: A Hybrid Universal Knowledge Base MCP Server

mcp-server-qiita-researcher

36
npx Caution 70

A powerful Qiita MCP server with trend scouting and smart reading capabilities.

caitlyn-openapi-mcp

36
uvx

MCP server that exposes OpenAPI specifications as queryable documentation resources for LLMs, with Scalar deep links and semantic search

extensible-mcp

36
uvx

MCP proxy that replaces tool definitions with semantic search

mcp-builtsimple

36
npx Caution 70

MCP server for Built Simple Research APIs

iflow-mcp_cabout-me-gramps-mcp

36
uvx Caution 62

AI-Powered Genealogy Research & Management - MCP server for Gramps Web API

hn-mcp

36
uvx

MCP server for browsing full Hacker News API, with no limits with regards to depth etc

asyncapi-knowledge-mcp

36
uvx Caution 62

MCP server for documentation search — built with OpenCrane

vantage-peers-mcp

36
npx

MCP server for VantagePeers — shared memory, messaging, and task coordination for AI agent teams

agent-hive-mcp

36
npx Caution 70

Agent-Hive MCP server — shared knowledge graph for AI agents

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