Kajabi is a creator platform for selling courses, cohort programs, memberships, coaching, communities, podcasts, and digital downloads with built-in email, funnels, and AI-assisted content creation. Built for established course creators and coaches consolidating their stack.

Duolingo is a gamified language-learning app with 40+ languages, daily streaks, leagues, stories, and an AI tutor on the Max tier. Used by tens of millions of learners on web and mobile across casual study, exam prep, and the Duolingo English Test.