Halfmoon is a responsive front-end framework that is great for building dashboards and tools. Built-in dark mode, full customizability using CSS variables (around 1,500 variables, learn more), optional JavaScript library (no jQuery), Bootstrap like classes, and cross-browser compatibility (including IE11).

I helped a little bit with adding a few features

• Websitehttps://www.gethalfmoon.com/
• PlatformWindows/macOS/Linux/iOS/Android
• StackNodeJS, Electron, React Native