Grider simplifies the creation of widgets in a grid of variable shapes and sizes. It has simple preview and editor, drag & drop support and multiple configuration options.
Created as a submission to https://go.miro.com/platform-contest
The use of plain Vanilla JS is intentional as I wanted to test whether it's still (or already?) possible to create something useful without all the shiny modern JS libraries.
I guess it's completely possible and pleasant enough, but I'd still rather choose a ready made library for the time being.