Research & knowledge organization

MCP server to search, inspect, and cross-reference RCSB Protein Data Bank structures

Search Ethereum-ecosystem funding opportunities; submit one behind a human approval step.

Draft cited RFP and security questionnaire answers from your knowledge base, with human review

Search remote Model Context Protocol servers and tools discovered by BuiltWith, without an API key.

French RNCP/RS certification registers: search, sheets, blocs, validity, SIRET habilitation.

99-cent text pressure tests with human-confirmed checkout and paid-result retrieval.

Web research and source retrieval. Native MCP tool with x402 Base USDC payment, 0.010000 per call.

Search bounded RSS, Atom, and RDF feed matches by keyword or regex.

RSS, Atom and JSON feeds for agents: find a site's feed, read items as JSON, keyless news search.

MCP server for Russian books search, details, and recommendation candidates.

Search MCP servers, MCP clients and AI agents, and retrieve listing details. Free, read-only access.

Live discounted yacht charters in 11 destinations: search, price checks, trip cost, routes.

Search Rabbytte, a human-curated web index where every site was approved by a person. No API key.

MCP gateway for raconteur.com: articles, search and full text. Read-only, no auth.

Radar MCP — wraps the Radar Geocoding / Search API (radar.com)

Search internet radio stations by country, tag, popularity, and votes. No API key. By UnClick.

Community-maintained knowledge base for Radix DLT — search, read, and contribute wiki pages.

Web pages, PDFs and search results as LLM-ready Markdown or chunks. Firecrawl-compatible, EU-hosted.

Search your knowledge bases from any AI assistant using hybrid RAG.

Valmiki Ramayana verses: lookup, search and verse-of-the-day in 4 languages

Turn your coding agent into a marketing agent: search data, specs to build, fixes verified by scan.

SEO rankings and traffic from Google Search Console for AI assistants, read-only

Plan, write and publish SEO articles on your own site, and track your Google and AI search traffic.

AI search visibility and SEO for agencies: AI mentions, citation gaps, content, audits, reports.

Facts about Rankera, the done-for-you AI visibility service: plans, channels and site search.

Checks if ChatGPT, Claude, Gemini and Perplexity can reach and read a website, with ranked fixes.

SEO research, AI visibility, content, leads, and backlink workflows. Sign in with RanklyBee OAuth.

Self-hosted MCP for owned-site SEO, search analytics, indexing, monitoring, and safe remediation.

AI visibility, Google rankings, Search Console and site audit data for your SEO agent.

Read-only Google Search Console, Bing, Google Analytics and privacy-friendly analytics for your AI.

AI search visibility: see whether AI answer engines cite a brand, then win the citations back.

Web search & fetch MCP for AI agents: 12 engines, one key, flat $15/mo at ransack.tools.

US stock and ETF research: Congress and insider trades, earnings, picks vs SPY. Sign-in required.

Free decision methods, work-kit previews and optional feedback. Hosted research is not available.

Browse, search, upload, tag, transfer, and delete images in your Raster libraries over MCP.

Persistent coding memory for AI assistants. MCP stdio, hybrid search, graph, context.

Keyless web search and page fetching for agents, as Markdown.

Read-only Ratevert MCP for asset search, pair rates, and conversions.

Read-only impersonal market research: portfolio rankings, ticker scores, signals, daily briefs.

Fast financial and world news: the latest stories, search and full articles. Free without a key.

MCP server teaching AI agents to implement TideCloak: auth, E2EE, IGA, security analysis

Free investment and startup math, guide search and prompts: IRR, MOIC, SAFE, QSBS, burn multiple.

Razor Slots DE: online slot & crash game reviews with collections, search and game pages.

Search, read and install ReUI shadcn components, examples, blocks and icons from your coding agent.

LinkedIn for AI agents: inbox, invitations, Sales Navigator search, posts, jobs, quotas, webhooks.

B2B people search, AI lead scoring and work-email lookup. 15 tools.

Reactome MCP — open biological pathway knowledge-base.

Search engine for AI agents: find businesses tested as bot-ready (levels R0–R4) and check websites.

Real estate MCP server for Morocco — search, valuation, market analysis, 17 tools.

Search real homes in Africa (rent, BnB, sale, bank sales) with 360° virtual tours.