MCP Server Directory

Sato Hub: Build Onchain & Crypto Agents ai.satohub/onchain-agents

Build any crypto agent: stack picks, x402 and ERC-8004 lookups, wallet-key checks, unsigned swaps.

MyOTP.App io.github.brntech/myotp

Send and verify one-time passcodes over SMS, WhatsApp and Telegram.

Build, edit, solve and analyse Convexity energy-system models from any MCP client; drives the app.

HVAC Builder app.hvacbuilder/hvac-builder

Design, solve and simulate HVAC systems from real components, weather years and buildings.

VisibilityAI io.github.thinksuitesolution-coder/visibilityai

Search and compare businesses worldwide by category and city; AI-visibility data and lead capture.

Bucky com.buckybuild/bucky

Zoning, parcel, and development feasibility for a street address in Canada and the US.

domain-age-pro com.jojapi/domain-age-pro

Domain Age PRO: Check the domain age using fastest api response. On the JoJ API marketplace.

Attestwire com.attestwire/en16931

EN 16931: validate invoice data, UBL/CII or PDF; emit XRechnung/Peppol XML, never a PDF.

Immensity io.github.CodingWithJoseph/immensity

Discover software problems, analyze evidence, and create implementation-ready Build plans.

Claude 나 Codex 에서 벨로그(velog.io) 글을 읽고 쓰고 백업한다. 다이어그램과 시퀀스도 그린다. 공개 발행은 사람이 켤 때만 열린다.

Chipp ai.chipp/chipp

Build and manage Chipp AI apps: prompts, knowledge, custom actions, and chat with your apps.

Local MCP server for Obsidian Desktop via the official Obsidian CLI.

Riddle com.riddle/creator

Build, publish and analyze quizzes, polls, forms and personality tests. Riddle account required.

url-normalizer io.github.ryuamarines/url-normalizer

Normalizes and deduplicates a list of URLs. x402 payment required (testnet USDC, Base Sepolia).

Ausländische Dividenden versteuern ohne Überhang: Die Beispiel CSV mit 10 Dividenden ergibt 8 Findin

postbox-tools com.postboxservices/postbox-tools

Free email checks: 24 blacklists, spoofing/BEC grade, redirect tracing, email spam test, WHOIS.

Deployment truth verification for AI agents. Verifies the live site matches the build.

Names every column, index, view and seed row in a .sql migration that stores card data, with its PCI

Structura tools.structura/structura

Design domain models and generate deterministic multi-stack code, driven by your coding agent.

LifeStep Workbook, Email, QR and DNS Tools io.lifestep/dns

Inspect XLSX/XLSM workbooks, validate email, generate SVG QR codes, and look up domain DNS and TLS.

Georgia Commons org.georgiacommons/georgia-commons

Georgia's Code, bills, and Supreme Court opinions as source text. Independent, not the State.

OKC Custom Home & Remodel Readiness Planner | Cosmopolitan Company io.github.janoliverautomation-stack/okcluxuryhomeplanner-com

Evaluate your project path, property readiness, budget planning, builder questions, smart-home prior

TestGraph io.github.BBCBasic/testgraph

Shared semantic graph for AI reviews, classification and structured memory across AI assistants.

json-schema-validator io.github.ryuamarines/json-schema-validator

Validates JSON against a JSON Schema, lists violations. x402 payment required (testnet USDC).