Threat Intelligence

Free/Open Source

ThreatMiner

AlienVault OTX

BotScout

Bluelive Threat Exchange

X-Force Exchange

Project Honeypot

HoneyDB

MISP

Commercial

VirusTotal Intelligence

  • trial available for request

SkopeNow

NexusExplore

Recorded Future

Dataminr

  • pricing not publicly advertised - probably expensive
  • claims "AI" driven real time intelligence

Echosec

  • pricing not publicly advertised - probably expensive
  • Hosted platform
  • API - "delivers direct access to a unique range of fringe social media networks, imageboards, and forums, and allows you to integrate and leverage this data for your own products, systems, and tooling"

Nexvision