Quip - Quip is the modern productivity suite that simplifies your life and helps your team get work done faster.
Trello - Infinitely flexible. Incredibly easy to use. Great mobile apps. It's free. Trello keeps track of everything, from the big picture to the minute details.
Willo - Video interview management platform
Basecamp - A simple and elegant project management system.
MDacne - Solving acne with computer vision and AI
Basecamp Personal - Manage all your small projects for free