The other thing to keep in mind is that a similarly script-extensible Qt application carries the weight of Qt shared libraries, plus scripted wrapper shims. Thi

The other thing to keep in mind is that a similarly script-extensible Qt application carries the weight of Qt shared libraries, plus scripted wrapper shims. This can easily run 25-40 MB in Python-Qt systems, at which point 70 MB for Electron looks much less crazy. (also a C++/Qt dev, jealously eyeing love preview, hot-reloading, and other niceties).