Search & Knowledge MCP Servers
Search engines, RAG, knowledge graphs, memory
2,874 servers
Plos
PLOS Search MCP — Solr-backed search over all PLOS journals.
prioris-mcp
A model context protocol (MCP) server to facilitate looking up and discussing prior art.
@polyrama/mcp
Official MCP server for Polymarket and Kalshi research with Polyrama.
@frogiui/mcp-server
FrogiUI Model Context Protocol server for AI-powered component discovery with Claude
@quotewise/mcp
Setup helper for Quotewise MCP Server - semantic quote search for AI assistants
@telvok/librarian-mcp
Knowledge capture MCP server - remember what you learn with AI
aimemory-mcp-server
AI Memory MCP Server — persistent memory for AI assistants via Model Context Protocol. Cross-platform search across ChatGPT, Claude, DeepSeek, Gemini & Kimi.
noir-mcp-server
MCP server for Noir development - clones and searches Noir documentation, stdlib, and examples
@zhangxianchao/opencode-local-memory
Pluggable local memory MCP server for OpenCode — remembers your project context across sessions
membrian-mcp
MCP server for Membrian — project memory, knowledge base, and infrastructure ops for AI agents
pubmed-search-mcp
MCP SDK v2 server for PubMed and multi-source biomedical literature research
graphmem-mcp
Production-grade Graph-RAG MCP server with local embeddings — persistent knowledge graphs for any LLM-powered CLI agent
MiningBridge Intelligence
Critical minerals and rare earths: supply risk, trade flows, counterparties and sourced research.
@aiet/mcp-server
Local-first Model Context Protocol (MCP) server for Personal AI Knowledge Base (PAKB)
SecurePutCalls
Wheel strategy research: put/call candidates, symbol risk, position analysis and rolls. Read-only.
aletheia-mcp
MCP server for scientific literature research. Search 250M+ papers, traverse citation graphs, and extract full text — powered by OpenAlex.
seltz-mcp-server
MCP Server for Seltz Platform
Figshare
Figshare MCP.
@autousers/mcp
Official MCP server for Autousers — UX evaluation, calibrated AI personas, side-by-side design review.
ETF Research
ETF quotes, performance and comparisons, plus every holding and fund overlap from SEC N-PORT.
DocStoX
Indian stock research on real NSE and BSE data: fundamentals, screens, FII flows and F&O. Read-only.
Nci Evs
NCI Thesaurus concepts and the other cancer-research vocabularies served by NCI Enterprise…
xmemory-mcp
xMemory MCP Server - AI memory tools for Claude, Cursor, and other MCP clients
@xiaoyibao_npm/knows-mcp-server
KnowS 医学证据检索与分析平台 MCP Server