azula is a lightweight alternative to Electron. It is based on Ultralight, which is an embedding friendly Fork of WebKit, with less memory usage and low disk space requirements.

fman build system is described as 'A framework for creating desktop apps for Windows, Mac and Linux. Based on Qt and Python, it is a lightweight alternative to Electron. Unlike other solutions, fbs makes packaging easy: Create an installer for your app in seconds and start distributing it to your users' and is an app. There are more than 10 alternatives to fman build system for a variety of platforms, including Windows, Mac, Linux, Web-based and Android apps. The best fman build system alternative is Electron, which is both free and Open Source. Other great apps like fman build system are Apache Cordova, NW.js, Photino and WebDGap.
azula is a lightweight alternative to Electron. It is based on Ultralight, which is an embedding friendly Fork of WebKit, with less memory usage and low disk space requirements.

react-desktop is a JavaScript library built on top of Facebook's React library, which aims to bring a native desktop experience to the web, featuring many macOS Sierra and Windows 10 components. react-desktop works perfectly with NW.js and Electron.
