listed
Polyform · api.polyform.org
Business days between two dates (exclusive of end), skipping weekends and US federal holidays; also returns the holiday list in range. Pure computation. JSON.
https://api.polyform.org/v1/threat/ip
Is this IP hostile? Reputation verdict for an IPv4 from public abuse feeds (blocklist.de, Spamhaus DROP) plus Polyform's own observed scanner traffic. Returns malicious flag, 0-100 score, and which sources flagged it. For bot filtering, fraud and firewall automation. JSON.
https://api.polyform.org/v1/threat/scanners
Recent IPs caught probing Polyform's honeypot paths (credential/vuln scanners) — Polyform's own first-party telemetry, not a repackaged public list. Returns up to 500 most-recent scanner IPs with first-seen. For blocklists and threat research. JSON.
https://api.polyform.org/v1/time/business-days
Business days between two dates (exclusive of end), skipping weekends and US federal holidays; also returns the holiday list in range. Pure computation. JSON.
https://api.polyform.org/v1/weather/alerts
Active watches/warnings/advisories for a US state or coordinate: event type, severity, headline, timing. Source: National Weather Service. JSON.
https://api.polyform.org/v1/weather/current
Latest observed conditions near a US coordinate: temperature, wind, humidity, visibility, pressure from the nearest weather station. Source: National Weather Service. JSON.
https://api.polyform.org/v1/weather/hourly
Hour-by-hour forecast for any US coordinate: temperature, precipitation chance, wind, conditions for the next 48 hours. Source: National Weather Service. JSON.
https://api.polyform.org/v1/weather/metar
Raw and decoded METAR (and optional TAF) for any airport ICAO code. Source: NOAA Aviation Weather Center. JSON.
https://api.polyform.org/v1/weather/travel-risk
Judgment call for a US coordinate and date (within 7 days): LOW/MODERATE/HIGH/SEVERE weather risk with reasons, built from NWS forecast plus active alerts. JSON.
This listing is taken from the catalogues and the provider named above. The price is what that source advertised.
