MCP Server Directory

Managed Apache Solr for agents: hybrid BM25+kNN search, server-side embeddings, RAG answers

Shotlee app.shotlee/shotlee

Peptide and GLP-1 dosing math (dose to syringe units) plus search over Shotlee's articles.

Analyze chess positions and get best moves from UCI engines such as Stockfish or Leela

trinity-research dk.humanified/trinity-research

Fact-check claims against live web sources: verdict, consensus, cited sources, PII redaction.

Pay-per-call market data for AI agents via x402 (USDC on Base): regime, track record, catalysts.

Delegate heavy tasks from Claude Code to the Antigravity CLI (Gemini) with quota-aware failover.

x402 service-quality oracle: check a service's paid-probe quality tier and score before paying it.

Generate and evaluate academic diagrams and plots with independent model connections.

Multi-step web research with citations via Perplexity's Agent API. Standard library only.

remote.observer — machine-economy observatory observer.remote/remote-observer

Free MCP window into a live autonomous machine-economy experiment: telemetry, hypothesis scoreboard.

Shared, cited knowledge-graph memory for agents — ask, search, remember, keep standing instructions

marketbasketanalysis-mcp io.github.48x-ai/marketbasketanalysis-mcp

Co-purchase intelligence and merchant ops tools for AI shopping, ecommerce, and B2B agents

Flexim io.flexim/mcp

Manage Flexim CMS content and Suggested Topics from compatible AI clients.

Private AI context layer for semantic code search, dependency graphs, memory, and workspaces.

Byte-preserving KiCad automation: 100+ tools for schematics, PCB layout, ERC, DRC, exports

H/M Article 50 Transparency Builder net.hogarmas/ai-transparency

Free Article 50 website scanner, notice builder, and checksum verifier. No key or payment.

Australian Towing Legality Check ai.sourcemill/au-towing-legality

Legal towing check for ~46 AU vehicles — compliant/marginal/illegal + the binding constraint.

FinStat ai.finstat/finstat

Documents in, reconciled double-entry books out. Statements, invoices, receipts, matched and posted.

GEML — a plain-text document format built to be edited in place, one section at a time io.github.geml-spec/geml

One section in, one section out — on Markdown/GEML files, bad writes refused.

Brazilian card acquiring API — merchants, cards-on-file, 3DS, PIX, banking, pricing.

Favorize – Wishlist & Gifts app.favorize/assistant

Wishlists, favorites, and gift ideas — right from chat

OriginGrid net.origingrid/origingrid-mcp

AI Agent Source Registry. 288K+ curated sources for agentic search and discovery.

Video Generation Cost Estimator io.github.702Exec/agent-data-platform

Video generation cost estimates across providers, with provenance, freshness, and confidence.

EU AI Act-ready audit trail: signed, tamper-evident receipts proving what your AI agents did.