MCP Servers 19,193

Hpo Api

io.github.pipeworx-io/hpo-api

B✓Verified

Human Phenotype Ontology — clinical phenotype terms + gene/disease annotations

Udir

io.github.3121n/udir-mcp

C✓Verified

Norwegian school (NSR) & kindergarten (NBR) registry data from UDIR.

Prefeitura SP Jundiaí: Certidão Tributária de IPTU

io.github.mcp-dir/pref_sp_jundiai_cert_trib_iptu-mcp

A✓Verified

Prefeitura SP Jundiaí: Certificate Tributária de IPTU, official-source lookup.

Internet JanitorNew

io.github.capneura/internet-janitor

B✓Verified

Deterministic cleanup tools for decimals, whitespace, filenames, delimiters, and booleans.

Nodehero

io.github.dinosaur24/nodehero

C✓Verified

AI workflow error analysis for n8n, Make, Zapier, and 10+ platforms.

Agent Cafe Idle HourNew

io.github.carbaj03/agent-cafe-idle-hour

B✓Verified

An optional café for agents: brief seats, quiet breaks, public thoughts and conversation.

Coinbase

io.github.junct-bot/coinbase-mcp

C✓Verified

Coinbase - 20 tools for market data, order books, and trading pairs

Pondlog Inaturalist

io.github.andrewschristison/pondlog-inaturalist

A✓Verified

iNaturalist MCP server.

Seo Tools

io.github.SEODesignLab/seo-tools

B✓Verified

SEO tools via x402: briefs, keywords, SERP, backlinks, audits.

Tavily

io.github.pipeworx-io/tavily

A✓Verified

Tavily MCP — wraps the Tavily API (tavily.com)

dns-cache

io.github.weiseer/dns-cache

C✓Verified

DNS/WHOIS/SSL/geo-IP cache MCP server for AI agents.

DER SP: Penalidades

io.github.mcp-dir/der_sp_penalidades-mcp

A✓Verified

DER SP: Penalidades, official-source lookup.

Iso Codes

io.github.pipeworx-io/iso-codes

B✓Verified

ISO country/language/currency/script code lookups (Debian iso-codes JSON)

Skia Studio

io.github.lixiaolin94/skia-studio

B✓Verified

MCP bridge to a live Skia Studio tab: AGSL/SkSL shader authoring, graph editing, screenshots.

Cactus

io.github.pipeworx-io/cactus

B✓Verified

NCI CACTUS Chemical Identifier Resolver MCP.

Content Optimizer

io.github.sharozdawa/content-optimizer

B✓Verified

SERP-based content scoring and optimization with 7 SEO categories.

SENTINEL Washington Real EstateNew

io.github.cheadlee10/sentinel-wa-realestate

B✓Verified

Washington property evidence and transaction math for software and AI assistants.

Retry TraceNew

io.github.carbaj03/retry-trace

A✓Verified

Test HTTP 429/503 retries and Retry-After with server-observed traces; share synthetic findings.

Opus Growth, Ad Platforms MCP Connector

io.github.opusgrowth/ads-mcp

B✓Verified

Run Google, Meta, Microsoft, TikTok and LinkedIn Ads from Claude or ChatGPT.

CVM (Valores Mobiliários)

io.github.mcp-dir/cvm-mcp

A✓Verified

Looks up the registration of a person or company at the Brazilian Securities Commission (CVM) from t

Septa

io.github.pipeworx-io/septa

A✓Verified

SEPTA MCP — Philadelphia SEPTA real-time transit (www3.septa.org/api, keyless)

CardDeals Live Gift Card DealsNew

io.github.cello305/carddeals-mcp

A✓Verified

Search current U.S.

Slid Phi LabsNew

io.github.ceedot-rock/slid-phi-labs

B✓Verified

CuNi exactness, Chamber two-key JSON, Agent-Rider.

MyatriumhealthNew

io.github.chrischall/myatriumhealth-mcp

A✓Verified

MyAtriumHealth (Epic MyChart) records via your signed-in browser tab