MCP Server Directory

quantakrypto pqc-tools io.github.quantakrypto/pqc-tools

Scan code for quantum-vulnerable cryptography and get NIST post-quantum migration guidance.

MCP server for Japanese business days, holidays, and fiscal-period calculations.

authshore io.github.jyswee/authshore

Auth infrastructure for coding agents. User pools, secrets vault, token management. As easy as git.

High-resolution GeoSphere Austria weather, storms and air quality. Austria and the Alps only.

Local agent spend-policy checks. No funds, keys, payment authority, or network access.

pulsefeed-x402 io.github.Nikolife2016/pulsefeed-x402

Verify x402 payment endpoints before an AI agent pays: scam scan, on-chain checks, trust scores.

FreeAstroAPI Astrology io.github.GabrielRw/freeastroapi

Western, Vedic, and Chinese astrology calculations, charts, forecasts, and geocoding.

Saleplaza BuyKing MCP: Semantic search for global shopping hot deals (US/JP/KR).

Books & Papers MCP Server io.github.jmrplens/libgen-mcp

Federated search of books and papers, formatted citations, open-access retrieval and reading.

Audit whether ChatGPT, Gemini and Perplexity recommend a site. Readiness checks need no keys.

KISTI ScienceON OpenAPI literature search & metadata collection (MCP server + CLI)

SimplePractice Client Portal — appointments, billing, documents, announcements

orthotomeo io.github.jrainsberger/orthotomeo

Read-only scripture-study engine: complete-or-fail concordance over Greek NT, Hebrew OT, LXX.

stockr-mcp io.github.tmtysk/stockr-mcp

Save insights from AI chats to the Stockr journaling app and let AI read your past reflections.

MCP server for preparing and tracking Peer Cash Base USDC cash-outs

Run a Hello Aigent feed from your agent: create feeds, publish signed updates, read analytics.

Public Data Catalog io.github.yhay81/public-data-catalog

Reviewed public-data search and execution with provenance and verifiable integrity receipts.

Whetstone link.cyberelf.whetstone/tools

Verifier-grounded AI promotion gates, disposable report cards, and signed PASS/HOLD/BLOCK receipts.

Unofficial SberBank Online: read accounts and operations, transfer with human approval.

Long-term memory for AI agents: local-first PKM with provenance and hybrid search.

Apple Podcasts Connect owner analytics over Reporter: plays, followers, episodes. Read-only.

Manage Kaiten spaces, boards, cards, comments, and tags with compact MCP responses.

FilingDesk Data com.filingdesk/data

US LLC filing fees, annual-report deadlines and naming-rule checks, from official state sources.

Fetch, parse, screenshot and browse pages via MCP without a real browser -- no JS execution.