MCP Server Directory

io.github.PaSympa/discord-mcp

A lightweight, multi-guild Discord MCP server with 95+ tools

Pubchem

PubChem MCP — NIH chemistry compound database (no auth)

Agent-first resource directory for AI agents: protocols, security, RAG, memory, evals, and more.

Pubmed

PubMed MCP — wraps the NCBI E-utilities API (biomedical literature, free, no auth)

MeltFlex AI

AI interior design — restyle rooms, place furniture, and virtually stage spaces from a photo.

QuantRisk

Portfolio risk analytics — VaR, Monte Carlo, optimization, options Greeks, stress testing.

ai.snapdiff/mcp

Visual-diff & change-detection tools that catch agentic UI drift for coding agents.

JWT Decoder API

Decode JWT tokens — inspect header, payload, claims, expiry. x402 micropayment.

io.github.Idle-Sync/db-conn-mcp

A dead-simple, self-hosted MCP server for securely querying databases via AI agents.

io.github.CSOAI-ORG/resume-parser-ai-mcp

resume-parser-ai-mcp MCP server by MEOK AI Labs

Vendor-neutral catalog of 300+ commercial robots: search, compare specs, request vendor intros.

Describe a problem in plain language; get matching products with honest caveats. Never sponsored.

MCP for 8,700+ current AI jobs. 13 tools: search, match, salaries, companies, commerce quotes.

net.programmes/developer-tools

65+ free in-browser developer tools (JSON, Base64, JWT, hash, regex…) callable over MCP.

com.clauxel.agentdataboundary/agentdataboundary-mcp

Permission boundary receipts for ChatGPT agents.

io.github.MongLong0214/stockmatrix-mcp

Korean stock market theme lifecycle analysis for 250+ KOSPI/KOSDAQ investment themes

Journi Travel

Personal AI travel agent. Points optimization, live flight/hotel/award search, trip planning.

io.github.andreacappelletti97/google-flights

MCP server for Google Flights: search, price tracking, cabin comparison, emissions, and more.

Realizability-gated Hyperliquid & Polymarket wallet copyability, risk & smart-money signals.

io.github.bch1212/mcp-grantiq

Search US grants + federal contracts (Grants.gov + SAM.gov) from any LLM.

Self-improving AI workflows with backtesting, prompt optimization, and scheduling

AIppocampus

Local-first, source-backed continuity for AI agents via stdio MCP.

Semanticscholar

Semantic Scholar Academic Graph MCP.

io.github.cyanheads/cdc-health-mcp-server

Search and query CDC public health data — mortality, vaccinations, surveillance, behavioral risk.