As mentioned in comments elsewhere in the thread, there are several newer projects that are trying to fill that need for performant, cross-platform desktop app

As mentioned in comments elsewhere in the thread, there are several newer projects that are trying to fill that need for performant, cross-platform desktop app development. * Revery (language: Reason) - https://www.outrunlabs.com/revery/ https://www.outrunlabs.com/revery/ * WebView (language: C/C++/Golang) - https://github.com/zserge/webview https://github.com/zserge/webview * Dear ImGui (bindings exist for many languages!) - https://github.com/ocornut/imgui https://github.com/ocornut/imgui * Flutter (language: Dart) - https://flutter.dev/ https://flutter.dev/ None have really stood out yet to replace Electron, but the future seems bright.