Boomerang Respondable - Write perfect emails with Artificial Intelligence
SantaHunt - Secret Santa with the Product Hunt community
Mailbutler - Mailbutler adds lacking functionality to email clients and increases your productivity
Slack Secret Santa - Throw a Secret Santa with your Slack team! 🎅🎁
Boomerang for Gmail - Boomerang for Gmail is a Firefox / Chrome plugin that lets you take control of when you send and receive email messages.
Secret Santa - Organize Secret Santa groups with your friends