MCP Server Directory

Persistent knowledge-graph memory for AI agents, with local semantic search. No API keys.

Control macOS through Hammerspoon: windows, apps, and API search. Injection-safe by design.

Agoria studio.agoria/registry

Search local businesses and book, order, quote or message any of them from one connection.

UnfoldIP Patent Search com.unfoldip/patent-search

Search 14.3M US patents (2005+) and read full claims and descriptions, with cited source links.

Keyless local MCP server for QA: standards retrieval, effort estimation, doc review, test analysis.

skill-market com.lvlltd/skill-market

x402 skill catalog on lvlltd.com — search, quote, pay with Base USDC, unlock sealed packs.

Graph context, semantic search, guarded edits, and reviewable Git for local Obsidian vaults.

mu mu.micro/mu

News, web search, mail, markets, weather, places, files, calendar, contacts. 67 tools, one endpoint.

directree io.github.coburn2716/directree-mcp

Search 5000+ software tools with structured, labelled facts. No pay-to-rank.

Search 1M+ live traffic cameras worldwide by bounds, radius, route, or nearest point.

Nihr io.github.pipeworx-io/nihr

UK NIHR (National Institute for Health and Care Research) open-data MCP.

FutureSmart AI Demos com.aidemos/catalogue

Search evidence-backed AI-tool reviews, rankings, use cases, comparisons & toolkits (read-only).

Goalie IP Trademark Search (USPTO) com.goalieip/trademark

Search 14M+ US trademarks by mark, owner, goods/services, class, status, and phonetic variants.

bill-commons org.billcommons/bill-commons

Search 209k+ US state bills, all 50 states + DC: full text, sponsors, votes, status. Free.

Agent Community org.agentcommunity/mcp

Agent Community MCP: member lookup, stats, DMV checks, and proposed .agent name interest.

library org.rrmacademy/library

Search 4,130+ peer-reviewed articles on restorative reproductive medicine, with fact verification

Minds: Synthetic Market Research Panels ai.getminds/minds

Run AI market research: synthetic customer panels for concept testing, message testing, segments.

Persistent memory for AI thinking partnerships: hybrid search and a temporal knowledge graph.

RecordX io.recordx/mcp

Read-only access to your RecordX meetings: search transcripts, summaries, action items.

a9n9 Deep Research net.a9n9/deep-research

Objective-driven deep research: free daily quick search plus MPP-paid cross-source browser reports.

AgentsHub Web Search io.github.tvstat1/agent-data-provider

Live web search for AI agents. $0.001/call, x402 on Base, no API key.

Arc Research com.getarcresearch/arc-research

Commodities research MCP: knowledge graph, COT, NG storage/weather, quotes, and stories.

agent-tool-finder io.github.ciinkwia/agent-tool-finder

Free search across ~35,000 agent tools (x402 bazaar + MCP registry) by plain-language need.

Read-only search, todo listing, and daily note access for a WhyNote account