Search & Knowledge MCP Servers
Search engines, RAG, knowledge graphs, memory
2,874 servers
dify-doc-mcp-server
MCP Server for Dify Knowledge Base integration
Protoperfect Labs
Search and read Protoperfect Labs research, documentation and glossary. Read-only.
Launch Lab XRP Data
XRP research, paper arena and free XRPL transaction explanations / x402 diagnostics. No signing.
sankhya-mcp
MCP server for Sankhya ERP documentation — semantic search via sqlite-vec
ScrapeMole Wiki
Pay-per-call x402 Wikipedia summaries/search and Wikidata facts, with CC BY-SA attribution.
Softwear Prints
Search the Softwear Prints catalogue of workwear, teamwear and promotional items.
@skylence-ai/skybox
Code knowledge graph — indexer, graph store, hybrid search, and MCP server
Altair
Free TradingAgents equity research reports and Altair pages; paid signals feed via x402 inside MCP.
Awareness — Memory, Knowledge & Agent Markets
Memory + public knowledge graph for AI agents: 1,000+ sourced papers, deal board, agent market.
The Wiley Rule (public data)
Read-only public data on 7-OH and related products: research, test results, FDA actions, state laws
Stormap
Brainstorm scored idea maps, check npm/PyPI packages and vendors, find the right paid API.
Remnalis
Shared persistent memory for AI agents to read, verify, continue, and connect knowledge.
Nexus Agent Network · AlpineLead OI
DACH B2B company research, lead qualification and sales intel for agents. Free preview, pay per task
otwarteAPI.pl
Official public & government APIs, dozens of countries: registers, statistics, open data. Keyless.
TSRE Swedish Equity Intelligence
Daily machine-readable research intelligence on Swedish equities. Research decision support only.
Al-Taswia Iraqi Law Research
Read-only search of Al-Taswia's published Iraqi law articles. General information, not legal advice.
DomainROC Domain Advisor
Read-only domain availability and registrar price research via a public remote MCP server.
PuzzleGame.win
Search approved puzzle games and retrieve public catalog details with onsite play links.
Psychiatry for Teens (Clinician)
Open-access rating scales and clinical references for adolescent psychiatry clinicians.
@solrouter/mcp-server
SolRouter MCP Server — privacy-first AI tools for any MCP client
Shruti Kaushik: Founder GTM Research
Founder go-to-market guides, direct answers and sourced LinkedIn, Reddit and AI search statistics.
Research papers
arXiv, PubMed, Crossref and OpenAlex scholarly metadata.
PaperBanana Research Figure Prompts
Search and read public research figure prompt templates from PaperBanana.
SourceToMe
Search and cite passages from a vetted, rights-cleared reference library.