Developer Tools MCP Servers

DogsAPI MCP — wraps dogapi.dog v2 API (free, no auth)

Econdata MCP — wraps BLS (Bureau of Labor Statistics) public API v2

Korean Saju (사주) Four Pillars calculation + 80+ myeongni-hak (命理學) glossary terms.

Lets AI coding agents discover and reference each other's recent sessions.

Tennis Grand Slams 2026 MCP — Australian Open, Roland Garros, Wimbledon, US Open. Draws + venues.

Citybikes MCP — wraps CityBik.es API (free, no auth required)

Bored MCP — wraps Bored API (free, no auth)

Send a coupling matrix, get zone classifications and optimal factorization strategy.

Solana memecoin intelligence: KOL trades, deployer reputation, token & wallet scoring

Tour de France 2026 MCP — 21 stages, race phase tracking, stage start times, stage profiles.

Semantic search across 5 US government healthcare databases.

Confluence MCP — wraps the Confluence Cloud REST API v2 (OAuth)

The open retrieval layer for AI agents — index code, docs, data. Search via MCP.

vSphere with Tanzu (VKS): Namespace and TanzuKubernetesCluster lifecycle. Requires vSphere 8.x+.

Read-only tax event observation for agent-to-agent transaction streams

Give any LLM its own computer — Docker sandboxes with bash, browser, docs, and sub-agents

MHW MCP — Monster Hunter World data (mhw-db.com, free, no auth)

NVD MCP — wraps the NIST National Vulnerability Database API (free, no auth)

OpenAlex MCP — wraps the OpenAlex API (scholarly works, free, no auth)

An MCP server that provides Email, Phone and Address Validation Services from Byteplant

Congress MCP — US Congress data via GovTrack API (free, no auth required)

AI stock signal convergence � 13 sources, Bayesian scoring, verified outcomes.

On This Day MCP — wraps byabbe.se/on-this-day (free, no auth)

Microlink MCP — wraps Microlink API (free tier, no auth required)

Papers With Code MCP — browse ML research papers and their code repositories

Arduino MCP server for CLI setup, board detection, compile/upload, serial monitoring, and pin refs.

Pokemon MCP — wraps PokéAPI (free, no auth required)

Company and market intelligence, news, enrichment, and agentic workflows for dealmakers.

Spacenews MCP — wraps the Spaceflight News API v4 (free, no auth)

passive-aggression MCP — wraps StupidAPIs (requires X-API-Key)

Patents MCP — wraps PatentsView API (https://api.patentsview.org/)

AI agent security via MCP: C3 firewall, C4 immune system, C5 action guard, self-evolving prompts.

Official airline award MCP. Search 12.3M+ award flights across 48 loyalty programs.

FIFA World Cup 2026 schedule MCP — 104 matches, 62 country teams, jerseys, venues, kickoff times.

Search ~8.5M products from 2,500+ Central European e-shops. Semantic, keyword, GTIN lookup.

Real-time news with bias scoring, live market data, and AI-powered options pricing

Property intelligence: 180M+ US parcels — lookup, search, owners, hazards, permits, deeds.

performance-review MCP — wraps StupidAPIs (requires X-API-Key)

Search thousands of MCP connectors from the AgentHotspot marketplace via your AI agent.

One MCP URL for all your apps. 600+ actions for AI.

AI music production assistant — audio profiling, AI mixing sessions, and service inquiries.

An MCP server that through www.gdacs.org provides access to web‐based disaster information systems.

JSDoc, README, changelog generation for AI agents

phoenix-number MCP — wraps StupidAPIs (requires X-API-Key)

Local-first portfolio tracker for overseas investors. Claude reads and writes your finances via MCP.

MCP server for understanding Javascript internals from ECMAScript specification.

AI simulated crypto trading with real-time Upbit prices — 11 tools, 5 resources, 5 prompts

Kibana/Elasticsearch MCP — log search, aggregations, index discovery, dashboards.