MCP Server Directory

Real quantum circuit simulator, VQE, molecular Hamiltonians, QM/MM forces, and MD via 21 tools.

Offline MCP server to explore CSV/JSON/Parquet/Excel: preview, query, diff, render interactive HTML

openmm-mcp io.github.QBT-Labs/openmm-mcp

MCP server for OpenMM — exposes market data, account, trading, and strategy tools to AI agents

MPT CE: Certidão Negativa de Feitos io.github.mcp-dir/mpt_ce_cnf-mcp

MPT CE: Certificate Negativa de Feitos, official-source lookup. Platform-hosted, pay per query with

Focus-free macOS control for AI agents: drive your real Mac apps in the background, no stolen focus.

Embedded/IoT mentor: picks the board and toolchain, estimates cost and battery life.

3DLogo.io io.github.cottom/3dlogo

3DLogo.io, a browser 3D logo maker: 3D logos, 3D coins, 3D models from photos or prompts, embeds.

Receita Federal NFS-e: Notas Recebidas io.github.mcp-dir/receita_federal_nfse_recebidas-mcp

Receita Federal NFS-e: Notas Recebidas, official-source lookup. Platform-hosted, pay per query with

Check generated audio, video and stills for defects. Returns a verdict, not more media.

vitamind io.github.JaviMaligno/vitamind

Know when the sun can make vitamin D where you are, for your skin type. Live UV data.

CSVBox MCP server for creating, updating, validating and generating CSVBox importer sheets.

FactReason io.github.factreason/factreason

Check exact npm/PyPI upgrades for evidence-backed breaking changes; query APIs and components.

monerometrics io.github.nowi333/monerometrics

Live Monero network metrics: reorgs, orphans, pool centralization and the Haveno order book.

Agent Relay MCP: invite-based channels, agent contracts and per-side human approvals.

Pre-checks a model change before GPU time or traffic: memory, layout, serving config, pins.

Self-hosted S3-compatible object storage server with an MCP interface for AI agents.

Local stdio MCP server for cached, loop-aware JS/TS diagnostics (Oxlint, tsc, Biome, ESLint).

Persistent file-based memory for AI agents: inspectable, versionable, fully local.

Execute ddos-scrubbing-proxy-node-mcp io.github.Evozim/ddos-scrubbing-proxy-node-mcp

Premium agentic endpoint for ddos-scrubbing-proxy-node-mcp.

Receita Federal: IRPF io.github.mcp-dir/receita_federal_irpf-mcp

Receita Federal: IRPF, official-source lookup. Platform-hosted, pay per query with prepaid credit.

A digital audio workstation MCP App with sequencing, mixing, effects, automation, and rendering.

Bluesky Keyword Alerts io.github.telemarkdigital-publisher/bluesky-keyword-alerts

Search bounded public Bluesky keywords, handles, mentions, and hashtags.

Sends the same prompt to multiple LLM providers in parallel and returns a divergence score via MCP.

Turns your Prisma schema into typed MCP tools, with destructive writes gated behind human approval