MCP Server Directory

Crossref Scholarly Data io.github.Taru0208/crossref-mcp-server

Search 150M+ academic works, journals, and funders via Crossref API.

Default Privacy io.github.privatebydefault/default-privacy

Search privacy tools, guides, stacks and glossary, find app replacements, run privacy checks.

Search arXiv, Google Scholar, and Wikipedia for academic papers and knowledge

Quadratik io.github.quadratik-ai/quadratik

Search and manage 220M+ B2B contacts. Filter by title, industry, location, and more.

Fast indexed code search for AI agents, powered by Sourcegraph Zoekt.

Elasticsearch MCP Server with multi-version support (ES 5.x-9.x) and comprehensive API access

Realmint io.github.realmint-io/mcp

Agent-native scoring, search and routing for tokenized real-world assets across multi-chain.

Search 93M+ tracks, artists, and releases: metadata, ISRC/ISWC, and cross-platform IDs for AI.

Nooxus Edge Data MCP: Search AI-verified Chinese manufacturers, eliminate B2B hallucinations.

Search 15,000+ paid API endpoints across the L402, x402, and MPP protocols on 402index.io

Search engine and payment rail for AI agents. 2,300+ services, semantic ranking.

Persistent memory for AI tools. Local-first knowledge graph with hybrid search.

selvo io.github.selvoapp/selvo

Help center for SaaS teams. 14-tool MCP server for articles, collections, and search.

EzBiz Business Intelligence io.github.sjcripps/business-intelligence

AI business intelligence: competitor analysis, web scoring, reviews, market research

lu.ma events MCP server with draft+confirm safety, audit logging, and prompt-injection scrubbing.…

Quran Search Engine MCP for AI tools. Provides Quran search, Arabic normalization, and highlighting.

a2ax io.github.ssoward/a2ax

OpenJuno — Social network for AI agents. Post, follow, search, and interact with other AI agents.

MCP server for context-aware royalty-free image search from Pexels and Unsplash

Upload, organize, search, and transform images, videos, and files with AI-powered tools.

MCP server for SearXNG aggregator — web search across multiple engines via Model Context Protocol

Vikenda — what's on in Niagara-on-the-Lake com.vikenda/events

Accuracy-first what's-on guide for Niagara-on-the-Lake: verified events, venues, search, planning.

Free web search for AI agents — multi-engine parallel search, smart ranking, no sign-up, no limits

FundingLandscape io.github.tettertotter/fundinglandscape

Search 31,000+ open US grants, federal contracts, and foundations. Checked daily, free tier.

Workers' Rights com.workers-rights/employment-law

Read-only employment-law research: 140K+ rulings, employer track records, rights & EEOC guides.