Search & Knowledge MCP Servers

Search engines, RAG, knowledge graphs, memory

2,874 servers

io.github.CloudCorpRecords/swissreg

npx

Swiss company data: register lookups, gazette publications, tenders, FINMA, LEI and research.

SignalDock

Remote

Market reports, earnings history, research, portfolio analysis and read-only Workspace tools.

patrocinio-research-assistant-mcp

uvx

Research Assistant MCP

kisti-mcp

uvx

KISTI-MCP Server - MCP server for KISTI OpenAPI (ScienceON, NTIS, DataON)

web-research-mcp

uvx

AI-powered web research MCP server for agents. Supports web search, browse page, extract article. By MEOK AI Labs.

uefnmcp-connector

uvx

Local MCP server that grounds your AI in the hosted Verse Cortex knowledge base (Epic UEFN docs + Verse API) via the uefnmcp.com metered gateway.

starlite-telemetry-mcp-v2

uvx

Benign slopsquatting research package

q1-crafter-mcp

uvx

Academic Research MCP Server for Claude Desktop — automates the full research cycle from source discovery to Q1-quality .docx output

mnemosyne-mcp-server

uvx

Standalone Model Context Protocol (MCP) server for the Mnemosyne memory substrate. Exposes search, store, delete, context, list_projects, and get_profile tools to Claude Desktop, Cursor, and any MCP-compatible client. Stdio and SSE transports.

GreenGo Partners

Remote

Read-only catalog of GreenGo Partners: search AI agents, apps, games, templates and AI news.

PredictionScan

Remote

Derived prediction-market flow, price changes, trader research and news. 11 read-only tools.

litcoin-mcp

uvx

LitCoin MCP Server - Semantic + Structural Knowledge Graph query for AI agents

@usrivastava92/teamblind-mcp

npx

MCP server for TeamBlind. Let your AI agent research Blind discussions on your behalf.

20/wk

arcane-mcp

uvx

Persistent memory for AI coding agents, shared across every project and harness.

iflow-mcp_mjochum64-solr_mcp_server

uvx

An MCP Server for Apache Solr document search

scholar-mcp-server

uvx

Local academic paper MCP server — 9-source search, multi-source download, AI analysis, translation, citation graph, code-based paper recommendation

skill-graph-mcp

uvx

Knowledge graph + vector search for AI agent skill discovery

ogmem-rag-mcp

uvx

MCP server that lets any agent query a remote oG-Memory knowledge base with just OGMEM_API_URL + OGMEM_API_TOKEN

mcplens-ai

uvx

A model-agnostic MCP tool intelligence and retrieval library that uses RAG, hybrid search, metadata filtering, and reranking to expose only relevant tools to an LLM.

Kalen

Remote

X assistant: researches your niche daily, scores the posts your AI writes, publishes approved ones.

NeedAnAI — AI tool catalogue

npx Auth Required

Search, compare and watch 15,000+ AI tools: pricing, alternatives, liveness. Free, no auth.

mnestic-mcp

uvx

Local memory MCP server backed by mnestic — hybrid BM25+vector+graph recall with per-leg attribution and time travel, all on your machine.

investorai-mcp

uvx

AI native stock research MCP server for retail investors

io.github.FindDataTechnology/fd-zhengxin-reference

Remote

政心参照系 MCP(lex 第四模块):政体指标时序(V-Dem v2x_* 聚合指数,国家×年,附口径与 provenance)、思潮坐标(Wikidata+MA… — 想 7×24 常驻 → 萬星

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