Friend Hunt - Get desktop notifications when your friends comment on PH
Synthesio - Synthesio is a social intelligence tool or a marketing software that is specially made for the purpose of social media monitoring and social analytics.
#MakerGoals - Live Twitter embeddable GIFs of your Product Hunt stats
Swift Social - All-in-One Social Media Growth and Management Tool
History of Product Hunt - Learn community building from Product Hunt's example
LeadsRX - LeadsRX is a marketing attribution software that gives marketers insights into which advertising campaigns result in conversions.