MCP Servers 15,186

Nansen

io.github.nansen-ai/nansen-mcp

D✓Verified

Blockchain analytics API for AI agents.

Order-book depth & history for Polymarket, Kalshi & Limitless.

Cite or capture a web page; installs the capture extension in Firefox and Chrome.

LLM SEO MCP — Elephant Accountability

io.github.Chris-Eaccountability/elephant-accountability-mcp

B✓Verified

LLM SEO and Agent Discoverability for B2B SaaS.

Search Qt 6 API and product docs (Qt Core, Qt Quick, Qt Creator, Boot to Qt, MCUs).

Hosted MCP server for Dropbox Sign — signature requests, templates, and account for AI agents.

Data Cookcounty

io.github.pipeworx-io/data-cookcounty

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Cook County Open Data (datacatalog.cookcountyil.gov) Socrata MCP.

Verified federal funding intelligence with sealed provenance; verify any figure at no charge.

mcplint

io.github.DLeibner/mcplint

B✓Verified

Statically audits MCP tool surfaces for token cost, schema quality, and design issues.

OneHaus household tools: tasks, calendar, contacts, pets, vehicles, documents and more.

Arcgis Cupertino

io.github.pipeworx-io/arcgis-cupertino

B✓Verified

City of Cupertino GIS — Cupertino, California open geospatial data (ArcGIS).

Commodity futures bottom/top signals: 28 futures, verdict + score, scans.

Rafe Blandford's published career, case studies and writing.

Wikipedia, Wikidata and Wiktionary as clean JSON, not HTML.

Discover, search, invoke, and rate A2A (Agent-to-Agent) protocol agents.

ONCE — Exactly-Once Reliability for AI Agent Actions

io.github.GSterlingPress/once

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Prevent duplicate AI-agent side effects with idempotency, verification, and durable receipts.

Get the current time in your chosen timezone and view common timezone information.

Spot keyword demand rising or fading across search and social.

Read released episodes, transcripts, citations, clips, reading trails, and flashcards.

Bancadia MCP

io.github.macphe22/bancadia-mcp

B✓Verified

Query Bancadia's registry of US business checking account products with structured filters.

Egyedi méretű műanyag ablak árbecslés (kalkulált ár), raktárkészlet és ajánlatkérés.

Swedish open data for Claude and other AI assistants - verified, with sources.

Ask about your deals, pace to target, and team odds from Stratyfix.

Korea POPBiLL e-tax-invoice: AI agents issue, query & transmit e-invoices, stateless BYO.