Shodan is the world's first search engine for Internet-connected devices

MalwareBazaar is a project from abuse.ch with the goal of sharing malware samples with the infosec community, AV vendors and threat intelligence providers.

Enriches domains, IP addresses, and SHA256 hashes with contextual information from urlscan.io and notify you about information

cve-search is a tool to import CVE (Common Vulnerabilities and Exposures) and CPE (Common Platform Enumeration) into a MongoDB to facilitate search and processing of CVEs.

The Polarity Social Media Searcher uses the google search API to pass through programmatically search if there are any known social media accounts on different social media websites.

The Polarity - AbuseIPDB Integration supports enrichment of IP addresses in ipv4 and ipv6 format.

ipinfo provides IP address information via free and paid REST APIs

Polarity Integration for VirusTotal, a free service that analyzes suspicious files and URLs

Swimlane is a security automation, orchestration and incident response platform

Anomali ThreatStream Threat Intelligence Platform

Malware Information Sharing Platform

Polarity - Greynoise integration

Polarity - EmailRep.io integration notifies you if an email has a bad reputation and is potentially suspicous.

Searches Active Directory or LDAP for email addresses and returns account information

Polarity - RiskIQ integration allows Polarity to search RiskIQ Security Intelligence Services (SIS API) to return threat information on IP's, Domains and URL's.

Polarity integration with the CyberChef library

The Shodan InternetDB API provides a fast way to see the open ports for an IP address.

Anomali STAXX gives you a free, easy way to subscribe to any STIX / TAXII feed