For the last year, I worked as a frontend engineer at Coursera. We constantly found ourselves needing UI widgets to decorate our interfaces, like modals, popups, tooltips, uploaders. You know, the same widgets that 99% of websites need, plus a few niche widgets. We wanted to use the same UI widget libraries both in the legacy global-variables-roam-free codebase and the shiny-requirified-backboney