Intercom - Intercom is a customer relationship management and messaging tool for web businesses. Build relationships with users to create loyal customers.

Spike.sh - Spike is an incident management platform that alerts via slack, phone and email and automatic escalations to help teams fix infrastructure problems.

Carrd - Simple, responsive one-page site creator.

Clerk - Clerk.io, the artificial intelligence for e-commerce that knows your customers interests.

Message.io - Make your chat bots cross-platform

Sendblue - Programmatically send iMessage and SMS