BuiltWith - Find out the technology behind websites
Lead Forensics - B2B website analytics and lead generation.
FindThatLead Prospector - Feed your sales team with daily leads.
AeroLeads - AeroLeads is a lead generation software which finds prospects with email and phone number.
Prospect.io - Prospecting, like a boss. Find any email, reach out, measure everything and integrate with your CRM.
GrowBots - Grow your SaaS faster with automated customer acquisition