MCP Server Directory

Self-hosted MCP proxy that puts an x402 paywall in front of an existing MCP server

FreeAstroAPI Astrology io.github.GabrielRw/freeastroapi

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

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

MCP runtime security proxy. Blocks dangerous AI agent tool calls with a policy engine.

Profile local CSV, Parquet, JSON and Excel files into a compact data-quality summary.

Shared, versioned knowledge for AI coding agents: cited retrieval and publishing of OKF bundles.

Koi-pond MCP server — varieties database (Gosanke + secondary), pond stocking calc, koi-specific

Read, search, and send personal WhatsApp messages from any MCP client, behind a send-confirm gate.

Agent-first bookmark management with auto-registration, categories, tags, and shared collections.

Delx Protocol — Agent Recovery & Continuity io.github.davidmosiah/delx-protocol

Free agent recovery and continuity. Public triage; register for a token to access private memory.

Human Design API (Human Design Hub) io.github.k4771kim/human-design-api

JPL-referenced Human Design charts for AI agents: bodygraph, transit, composite, Penta, DreamRave.

Compares AI coding tool spend before and after a migration via MCP tools.

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

MCP server for controlling the Xojo IDE on macOS

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

Manage DNS zones and records (zonefiles, RRSets, TTL, protection) via the Hetzner Cloud API

macro-pulse-x402 io.github.benji7891/macro-pulse-x402

Country economic momentum score (GDP, inflation, unemployment) via x402 USDC micropayments.

Drive Argus anti-detect browser profiles: isolated identities with their own fingerprint and proxy.

Local, privacy-first document catalogue for AI agents: metadata-only discovery, no cloud, no RAG.

dropcoin-invoice io.github.freshfos/dropcoin-invoice

German e-invoicing: generate XRechnung 3.0, pre-check and extract (incl. ZUGFeRD PDF). Paid.

Nuboo io.github.gitlares/nuboo

Manage real estate inventory, quotes, prospects, and sales reporting in Nuboo.

KCI (Korea Citation Index) literature & citation search via REST Open API + OAI-PMH

Draw pixel-art tiles and tilesets for 2D games, with PNG+metadata export for Unity.

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