MCP Server Directory

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

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

Durable Thinking io.github.linxule/durable-thinking

Self-hosted persistent sequential thinking with private history and MCP App visualization.

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

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

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

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

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

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

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

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

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.

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

Site Rep MCP io.github.nish3451/site-rep

Read-only Site Rep handoff: agent brief, pending work, first-customer receipt with payment evidence.

SEO for AI agents: plan content, publish posts, earn dofollow backlinks, track Domain Rating.

Codebase analysis tools for AI agents: complexity, prop drilling, doc coverage, code smells.

Checkout.com io.github.checkout/mcp

Search Checkout.com docs and API reference, plus manage payments, refunds, and payment links.

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.

MCP server for controlling the Xojo IDE on macOS

NexusTrade Financial MCP io.github.austin-starks/nexustrade-mcp

Quant research, backtesting, marketplace subscriptions, editable forks, copy trading, and execution.

Search Swedish second-hand marketplaces (Blocket, Tradera, Klaravik, Vinted) for used items.

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

Nuboo io.github.gitlares/nuboo

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

google-events io.github.johnisanerd/google-events

Google Events listings with dates, venues, and ticket links via a hosted MCP server.

Deterministic multi-hop graph retrieval for RAG. Zero LLM calls in the query path.