MCP servers for Codex CLI

Harvard Art Museums MCP.

Cryptographic hash & HMAC MCP.

HealthData.gov MCP. Keyless.

Helius MCP — deeper Solana wallet/asset data than solscan (helius.dev)

Helsinki Events MCP.

HERE MCP — premium geocoding, places, and TRAFFIC-AWARE routing from HERE

HGNC (HUGO Gene Nomenclature Committee) MCP.

Hilma MCP — Finnish government public procurement notices (keyed).

Hong Kong Monetary Authority (HKMA) public open API MCP. Keyless.

Croatian National Bank (Hrvatska narodna banka, HNB) exchange-rate MCP. Keyless.

Horoscope MCP — wraps the keyless Horoscope App API.

HubSpot MCP Pack

Hunter.io MCP — wraps the Hunter.io email finder & verification API (hunter.io)

Iconify MCP — wraps the Iconify public API (free, no auth)

Île-de-France (Greater Paris) Events MCP.

IMEI validation MCP.

IMF PortWatch MCP — global maritime trade & chokepoint signals (free, no auth)

Imgflip MCP — wraps Imgflip API (free, no auth for template listing)

IP address utilities MCP.

IP Lookup MCP — ip-api.com (free, no auth for basic usage)

Jokes MCP — wraps JokeAPI v2 (free, no auth)