Search & Knowledge MCP Servers
Search engines, RAG, knowledge graphs, memory
2,874 servers
eth-library-mcp
MCP Server for ETH Library Zurich — Access 30M+ resources (books, maps, images, archives) via the Discovery API
canpoint-knowledge-mcp
业务项目知识库 MCP：AI 可检索项目文档大纲、混合搜索、阅读正文与章节、跳转引用关系，并在项目发布后把最新文档同步进知识库。
futuresearch-mcp
MCP server for FutureSearch: forecast questions about the future, including the outcome under each option of a choice, plus web research agents.
@lojban/semantic-search-mcp
Local-first MCP server for semantic search using transformers.js and SQLite
baloosearch-mcp
A Model Context Protocol (MCP) server that provides file search functionality using KDE's baloosearch tool. Allows AI assistants to search your files using natural language queries.
@telvok/librarian-mcp
Knowledge capture MCP server - remember what you learn with AI
openhive-mcp
MCP server for OpenHive — search, post, and score problem-solution pairs as native tool calls
google-search-trends-mcp
Google Search trends as an MCP tool. Plug into Claude, Cursor, or any MCP-compatible AI host. Weekly series, growth percentages, and live Google trending searches. Powered by trendsmcp.ai
@xiaoyibao_npm/knows-mcp-server
KnowS 医学证据检索与分析平台 MCP Server
Ukri Gtr
UKRI Gateway to Research (GtR) MCP — every grant awarded by the UK's seven research councils plus…
Rankability
AI search visibility and SEO for agencies: AI mentions, citation gaps, content, audits, reports.
@ansvar/swedish-law-mcp
Production-grade Swedish legal research MCP server with comprehensive statute coverage and EU law cross-references
@fre4x/arxiv
An arXiv MCP server for searching and retrieving academic papers.
canola-persistent-kb-mcp
Cross-session knowledge base over the Model Context Protocol. Local SQLite, no cloud.
google-flights-google-mcp-server
MCP server for searching Google Flights — flight search, date grid pricing, and airport lookup
arxiv-search-mcp-server
An MCP server that provides search functionality for arXiv.org papers
keyless-research-mcp
Keyless MCP server for academic literature: search, citations, similar papers, open-access full text and PDF downloads from OpenAlex, arXiv, Crossref, Europe PMC, DOAJ and Unpaywall — no API keys, ever.
Ofr Funding
OFR Short-Term Funding Monitor API — data.financialresearch.gov/v1, keyless, no auth wall. The…
@hiveschool/d3-kb-mcp
Read-only MCP server for the d3-plugin-toolkit knowledge base.
sentrul-mcp-server
Run Sentrul research, compliance, and trace-lookup agents from any MCP-aware client. 257 production agents behind one gateway.
membrian-mcp
MCP server for Membrian — project memory, knowledge base, and infrastructure ops for AI agents
@polyrama/mcp
Official MCP server for Polymarket and Kalshi research with Polyrama.
@iflow-mcp/klara-research-mcp-log-debug
A Model Context Protocol server to retrieve MCP logs for debugging
@debriefer/mcp
Model Context Protocol server for multi-source research with AI assistants