Description: Groups.io is an email group and mailing list management service that provides advanced features like calendars, databases, polls, and file storage. It aims to replace Yahoo and Google groups with improved functionality.
Type: software
Description: Sherlock is an open-source tool for quickly finding and analyzing related domains, subdomains, and other asset intelligence. It allows users to investigate domains and uncover relationships between websites, domains, networks, and email addresses.
Type: software
Pricing: Open Source