Handlebar Labs (learn-handlebarlabs.com) is the teaching brand of Spencer Carli, a US developer focused on React and React Native education with a particular emphasis on the component-library construction craft.
The CourseFlix listing carries Building a Component Library with Storybook — a structured treatment of building production component libraries using Storybook as the development and documentation environment, covering the architecture decisions, testing patterns, and the publishing workflow for shareable React component packages.
Material is paid and aimed at React developers building real component libraries. For broader content, see CourseFlix's React.js category page.
