
1) Widget engine
Found on
https://www.crosswordclues.com/clue/screenlets

Screenlets is the name of both a set of independently developed widget applications and the widget engine which runs them. The engine runs primarily on X11-based compositing window managers, most notably with Compiz on Linux. == Development == Until 0.0.14, screenlets were exclusively scripted in Python and drawn in SVG. Afterward, support was add...
Found on
http://en.wikipedia.org/wiki/Screenlets
No exact match found.