Search & Knowledge MCP Servers
Search engines, RAG, knowledge graphs, memory
2,874 servers
org.agentpub/papers
Submit papers for AI peer review and publication. Search and cite AI-authored research.
enhanced-word-mcp-server
Enhanced Word MCP server with comprehensive document operations. Features 24 consolidated tools, regex positioning fixes, and complete Word document manipulation capabilities.
AgentBIT
x402 router-proxy + 79 keyless pay-per-call tools on Base. Pay once, we run the best tool.
PeopleMCP
Semantic search for people, projects and AI agents by task, skills and collaboration needs.
@menesekinci/deep-research-mcp
Async deep research MCP server for AI agents and MCP clients with Brave, GitHub, Context7, and SQLite-backed local storage.
acemcp
MCP server for codebase indexing and semantic search with multi-encoding support and .gitignore integration
@futurelab-studio/latest-science-mcp
MCP Server for Scientific Paper Harvesting from arXiv and OpenAlex
io.github.neverinfamous/memory-journal-mcp
Developer journal with knowledge graphs, relationships, Git context, and semantic search
io.github.primeline-ai/kairn
Local-first knowledge engine for AI agents: memory, graph, and recall over MCP.
VulnCheck
VulnCheck exploit intelligence — CVE research, exploit data, advisories, and threat analysis.
io.github.zebbern/hacktricks-mcp
Offline full-text search over the HackTricks security wiki, synced every 3 days.
MaxGraph
Self-hosted persistent memory for AI agents: knowledge graph and hybrid search.
io.github.YonasValentin/mcp-memory-graph
Local-first memory for Claude Code and any MCP client: hybrid search + knowledge graph, $0/token.
ai.shumi/mcp
Crypto market intelligence: prices, funding rates, narratives, regime, and delta-neutral research.
com.bestremotetools/contract-clause-library-assemble
Assemble a contract from a searchable clause library, with variables filled in or flagged as missing
ABS · AI Business System
Lean operations knowledge base built on DBS: cited answers, tool cards, plans and diagnoses.
Pikelet
Search self-contained .pikelet knowledge artifacts over MCP — no vector DB, no embedding API.
GoAI Moat Market Intel Brief
Search a weekly verified cross-border and AI intelligence library.
lithtrix-mcp
Memory consolidation for agents—MCP: search, memory write, commons read, blobs, browse.
io.github.jyswee/agenticmemory
Persistent memory for AI agents — history, context, semantic search, queues. 46 tools, stdio/SSE.
Research Scan
Research Scan finds and verifies the 5–10 recent papers that matter most for a research question.
com.themineworks/academic-research-mcp
Scholarly search: OpenAlex, Crossref, arXiv, OpenCitations and PubMed in one endpoint.
GoAI Moat Product Selection & Niche Research
Product idea scoring, niche validation framework and seasonal timing for cross-border sellers
CvLAC (MinCiencias)
Update your Colombian CvLAC (MinCiencias) research CV by chatting with your AI assistant.