MCP Server Directory

Altos io.github.pipeworx-io/altos

Altos Research MCP — Real estate market intelligence

Duffel io.github.pipeworx-io/duffel

Duffel MCP — live flight search + pricing via the Duffel Flights API (duffel.com)

Macvendors io.github.pipeworx-io/macvendors

macvendors.com MCP — MAC address (OUI) → hardware manufacturer lookup. Keyless. Free tier…

Korean Public Data io.github.SongT-50/korean-public-data-mcp

Korean government open data - weather, population, law search via data.go.kr

Machine Library io.github.SpaceFrontiers/mcp

Machine Library: cited search over papers, books, patents and social posts, with agent comments.

Plos io.github.pipeworx-io/plos

PLOS Search MCP — Solr-backed search over all PLOS journals.

Seo Keywords io.github.pipeworx-io/seo-keywords

SEO Keywords MCP — search volume & difficulty via DataForSEO Labs (dataforseo.com)

Serpapi io.github.pipeworx-io/serpapi

SerpApi MCP — wraps SerpApi (serpapi.com) search engines

Autonoma Agent Services io.github.powerliftingdeveloper/autonoma

Paid agent trust checks, receipt verification, research, data work, and monitoring.

Search, discover, and install 500+ AI agent skills from the SkillFlow marketplace.

chemical-safety io.github.rootsbymenda/chemical-safety

Chemical hazard lookup: SVHC, GHS, NIOSH, ICSC. 468K classifications. Free.

Secure integration between AI tools and Egnyte content with search, analysis, and workflow tools.

Google Search Console + Bing + GA4 + AdSense — unified SEO intelligence for AI agents.

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

Research workspace for Zotero + Obsidian + NotebookLM. Search, ingest, sync, verify briefs.

MCP server for Little Green Light CRM. Search donors, log gifts, manage groups and contacts.

High-performance knowledge graph MCP server for AI coding agents with semantic search.

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

Audit web pages for AI search readiness with evidence-tiered factors and pipeline-stage scores.

Search thousands of MCP connectors from the AgentHotspot marketplace via your AI agent.

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

Search the Agent Almanac catalog of 9,000+ MCP servers from inside any MCP-aware agent.

Local-first MCP code intelligence: 37 tools — hybrid search, blast-radius, diff review, memory.

The markdown workspace your AI can read, search, and suggest edits in — every change signed.