‘create and test bookmarklets in your browser’
Related resource: Bookmarklet Editor (dwt)
this image generator is peculiar to say the least
‘simple CSS scrollbar editor’
“It’s recommended to use Scrollbar.app with a WebKit or Blink based browser for the best experience eg. Chrome, Safari, Edge, Opera, Brave etc..”
Information is provided regarding other standard CSS selectors which work similarly in other browsers, such as Firefox.