Description: Holehe is an open source tool used to check if email addresses have been compromised in data breaches. It searches through publicly available data breach databases to see if the entered email address appears exposed in any breaches.
Type: software
Pricing: Open Source
Description: Wolfram Alpha is a computational knowledge engine that allows users to get instant expert-level answers to questions on math, science, and many other topics by typing queries in plain language. It understands and computes answers across many domains.
Type: software