Search & Knowledge MCP Servers
Search engines, RAG, knowledge graphs, memory
2,874 servers
mcp-knowledge-graph
MCP server enabling persistent memory for AI models through a local knowledge graph
@hydradb/mcp
MCP server for Hydra DB: State-of-the-art agentic memory with recall, ingest, and knowledge graph context
simmer-mcp
MCP server for Simmer — skill discovery, execution, autoresearch, and AI market tools
@growi/mcp-server
A Model Context Protocol (MCP) server that connects AI models to GROWI wiki content. Enables LLMs to search and retrieve information from your organization's knowledge base for accurate, context-aware responses.
infobroker
Infobroker MCP Server — multi-provider research & writing backend
@devflow-tools/mcp-server
Model Context Protocol server exposing DevFlow context, memory, knowledge, and workflow tools.
neuromcp
Semantic memory for AI agents — local-first MCP server with hybrid search, governance, and consolidation
@alexdx/chronicle-mcp
Chronicle MCP — self-learning knowledge graph for code analysis. MCP server for Claude Code.
@fozikio/cortex-engine
Portable cognitive engine for AI agents — storage, embeddings, memory, FSRS, and MCP server
@hythe/mcp
HYTHE — coordination bus + shared truth for AI agent fleets (MCP server + stdio bridge).
@kestrin/mcp-server
MCP server for Kestrin — read, search, and navigate your knowledge graph
sdlc-agent-4-enterprise-server
Code Intelligence MCP Server — multi-agent SDLC pipeline with semantic memory, code graph, and draw.io integration
Memwyre
Universal persistent memory and knowledge retrieval layer for AI agents and LLMs.
Dbpedia
DBpedia MCP — SPARQL + Lookup over Wikipedia-derived structured data
ai.smithery/IlyaGusev-academia_mcp
Search arXiv and ACL Anthology, retrieve citations and references, and browse web sources to accel…
@nesso-how/mcp
MCP server exposing Nesso knowledge graph tools to LLM clients
@kilnix/mcp-server
MCP server for GameKiln — exposes DB, art pipeline, research, parts catalog, audio, assembly, build tools, and the factory action tools
GoAI Moat Product Selection & Niche Research
Product idea scoring, niche validation framework and seasonal timing for cross-border sellers
GoAI Moat Market Intel Brief
Search a weekly verified cross-border and AI intelligence library.
@fre4x/arxiv
An arXiv MCP server for searching and retrieving academic papers.
Hot Topics MCP
Trending topics from Weibo, Baidu, Zhihu & Google Trends for content and market research.
SecurePutCalls
Wheel strategy research: put/call candidates, symbol risk, position analysis and rolls. Read-only.
calibre-mcp
The most capable Calibre MCP server — full read/write tool surface plus library- and book-scoped semantic search.
Leadgen MCP
Romanian business-registry lookup, director search, contact extraction, and WHOIS/DNS audit.