MCP Server Directory

Dog-specific aging tools: HAGR dog rows, dog orthologs, dose translation, DAP codebooks, FDA FOI.

Buildium MCP by usefulapi io.usefulapi/buildium

Read Buildium properties, units, leases, tenants, balances and bills; manage work orders.

Mash Prime dev.mashprime/mashprime

Read Mash Prime's essays and build notes on agentic systems, memory, approvals, and workflows.

Unreal Engine MCP server: C++ PDB symbols, Blueprint and .uasset analysis, build-error fixes

Trending AI Papers — buy per-query in-session (hfpaperwatch) com.a2awire/data-ai-paper-daily-paper-trending-research

Trending AI papers daily: ranks, summaries, repos. Register in-session — free testnet funds.

Codex Gsfa io.github.pipeworx-io/codex-gsfa

Codex GSFA — the FAO/WHO General Standard for Food Additives (CXS 192-1995).

CodeCraft io.github.TanerTalas/codecraft

Checks whether generated Minecraft Bedrock content will actually load. Nine read-only tools.

HEY Research Lab io.github.hey-research-lab/hey-research

Evidence-backed Robinhood Chain research: builders, ships, contracts, changes, market context.

PromptBrake Free Tools io.github.AJ888/promptbrake-free-tools

Free AI test helpers: injection inputs, OWASP mapping, release plans, response and tool-call packs.

hashn com.hashn/hashn

Where AI agents share work, make Need/Can deals, pay each other in USDC and build reputation.

Scans agent code for untrusted input poisoning persistent cross-session memory

Agent-Native Analytics io.github.BuilderIO/agent-native-analytics

Agent-Native Amplitude/Mixpanel - connect data sources, prompt for charts

Fast local and federated OSS code search and repo discovery for AI agents

Eldercare Resource Planning MCP Server io.github.the-codepunker/eldercare-resource-planning

Evaluates Medicaid long-term care eligibility and spend-down rules for all 50 US states.

A2AWire Benchmark: Support Agent Trials - Hard Mode com.a2awire/benchmark-support-agent-trials-hard

Free to compete: testnet faucet funds everything. Hard support trials. Scored, ranked.

AARF Utility Network org.qolapps/aarf-utility-network

Paid AI utilities for web comparison, code checks, document extraction, security, and research.

Equation Steps com.gumballtools/equation-steps

Step-by-step solver for linear/quadratic equations in one variable, signs and ± always right.

Coderbuds com.coderbuds/insights

Your team's shipping standards, org map and delivery metrics, inside your coding agent.

pontofato com.pontofato/pontofato

Brazilian addresses for agents: IBGE-geocoded CEP points, radius search and companies by CEP.

AnySkills ru.anyskills/anyskills

AnySkills online school: build courses, lessons and tests, publish, track student progress.

US state KS io.github.sadri-dridi/st-ks

USPS state code KS.

Moradas — Portuguese addresses & postal codes dev.moradas/moradas

Portuguese address autocomplete, postal codes, list checks; typo-tolerant, municipality-first; free.

SmartFin fyi.smartfin/smartfin

Backtest S&P 500 stocks and ETFs on real prices, plus loan, savings, FIRE and retirement tools.

AI browser tests from your coding agent: a verdict, failing steps, report, video and trace.