Pulsedive is a free threat intelligence platform. Search, scan, and enrich IPs, URLs, domains and other IOCs from OSINT feeds or submit your own.

Discover, monitor, and secure your attack surface. FullHunt delivers the best platform in the market for attack surface security.

Intelligence X is a search engine and data archive. Search Tor, I2P, data leaks and the public web by email, domain, IP, CIDR, Bitcoin address and more.

ONYPHE is a Cyber Defense Search Engine for open-source and cyber threat intelligence data collected by crawling various sources available on the Internet or by listening to Internet background noise. ONYPHE does correlate this information with data gathered by performing active Internet scanning for connected devices and also by crawling Web site URLs. It then normalizes information and makes it available via an API and its query language.

Vulners - Vulnerability DataBase

An open-source network recon framework to analyze Nmap, Masscan, ZGrab2 and Zeek/Bro results through Web interfaces, CLI tools and a Python API.

Search engine for source code - ultimate solution for digital marketing and affiliate marketing research.

Database of products and technologies that form the Internet

Attack Surface Management and Data Solutions to help your organization discover potential threats, understand cloud-based assets, and help you move fearlessly forward.

SOCRadar is an Extended Threat Intelligence (XTI) tool that is enriched with External Attack Surface Management and Digital Risk Protection.

urlscan.io - Website scanner for suspicious and malicious URLs

searchcode is a free source code search engine. Code snippets and open source (free sofware) repositories are indexed and searchable.

At GreyNoise, we collect and analyze untargeted, widespread, and opportunistic scan and attack activity that reaches every server directly connected to the Internet.

Search across a half million git repos. Search by regular expression.

Maps and database of 802.11 wireless networks, with statistics, submitted by wardrivers, netstumblers, and net huggers.

Search Engine for the Internet of Things