Research & knowledge organization

Discover, resolve, and query official Brazilian economic data with semantic search and provenance.

Search food products, ingredients, nutrition, brands, and categories. No API key. By UnClick.

Read-only OpenIM search for institutional buy-side investment models and architecture.

Search books and authors on the Internet Archive's Open Library

Public fellowship and grant search with sourced details and live filter vocabularies.

Free trademark search across the US, EU and Israeli registers. A register search, not legal advice.

Search, analyze and manage events on OpenAgenda.

Search 250M+ research papers, citations and author profiles. Free OpenAlex account; OAuth sign-in.

Search OpenAlex papers, authors, institutions and citations. Hosted on Apify; needs an Apify token.

OpenAlex academic papers, authors and citations search via the official API. Runs on Apify.

Citations, abstracts, PDFs, as one MCP tool through Apify

Search 250M+ academic works, citation graphs, DOIs, and institutional research via OpenAlex.

Argentina's official public data (INDEC, BCRA, 38 portals): search, read tables, cited answers.

Open scientific and engineering knowledge for AI agents: search, evidence, document publishing.

Search OpenCart Greece extensions and read their prices, options and categories.

Search and read the OpenCart Greece API and MCP docs, price list and store policies.

Verify legal citations, check case validity and quotes, and research US law with cited answers.

Search and retrieve agent instruction files: system prompts, skills, workflows, and safety filters.

Research saved LinkedIn contacts, review monitored activity, and prepare engagement campaigns.

Automotive inventory search for AI assistants: vehicles, dealers, deals, and market data.

Sourced public knowledge for AI agents: search and read records with evidence; moderated writes.

Search FDA safety data: drug adverse events, recalls, and device events.

Search curated free and open source AI tools for indie makers on OpenFree.

Search agent-ready open source repos by task, interface, ecosystem and OG score.

Search UK grant schemes and funders: deadlines, awards, eligibility and official guidance links.

MCP server bridging OpenGrok search engine with AI for instant context across massive codebases.

Read-only OpenHeritage search for genealogy and cultural heritage records.

Official OpenMetadata MCP: 21 read and write tools for search, lineage, data quality, governance.

Official job listings at Forbes Global 2000 companies: search, new and removed jobs, hiring trends.

Read-only search and Markdown pages from the OpenPlanr docs, for coding agents.

Search US local-government meetings: AI summaries, transcripts, and adopted plan documents.

Search machine-readable quantitative strategy failure evidence before repeating failed research.

Zero-auth research MCP: web, academic, finance, news, weather, macro, social, SEC. No keys.

The Marketing Data Layer for AI Agents - SEO, Search Console, and Analytics

Search Google, Bing, Yandex, Baidu, DuckDuckGo and Ecosia with original ranks, plus page extraction.

Search US business entity records across all 53 jurisdictions in real time

Geocoding, walking/driving/cycling distances, route optimization, isochrones and POI search on OSM

Swiss customs tariff (TARES), FINMA register, NOGA/NACE/ISIC codes. 4 free tools + search trial.

OpenAIRE MCP — EU research outputs (publications, datasets, software, projects)

FDA drug data via openFDA: adverse-event reports and safety-signal tools (FAERS search, event…

Search jobs on verified employer job boards. Every link is the employer's own posting.

New jobs from 80,000+ company career pages (US, India): search, alerts, saved jobs, apply help.

Openverse MCP — Creative-Commons-licensed image + audio search.

SEO, competitor and AI-search data, plus blog management — draft, schedule and publish posts.

EU AI gateway: search 700+ models, create projects and API keys, manage rules, usage and traces.

Search youth opportunities (scholarships, fellowships, internships) from any AI assistant.

OSINT search: find the accounts behind an email, username or domain across 1,000+ sources.

Search 400G/800G DCI, DWDM and optical switching gear for AI data centers and request quotes.

Earnings research on US stocks: what options price for a report, and PEAD model signals after it.

Expert-structured medical ontologies, relationships, and evidence for AI research and reasoning.