Building software? An app? SaaS? I send a newsletter on Saturday morning with stories, lessons, and tips for building an indie software business.

Duolingo is a platform that includes a language-learning website and app, as well as a digital language proficiency assessment exam.

Design tool like no other. Prototypes that feel real, with powers of code components, logic, states and design systems.

Chimp Essentials is online course that shows you how to best use the features in MailChimp that you're already paying for.