You can learn about Website Designing Topics with HTML5, CSS3, Basic JavaScript. It's learning for website development. Every Software Developers should know these.
Laravel is PHP based Enterprise Framework. You can create any application easily. This framework is mainly used for large Enterprise applications development.
Dart is a Modern Programming Language. This language learns for flutter app development for All Platforms. Once Written code and publish your app on any platform.
Flutter Framework is A Mobile Application Development Framework. But Flutter Apss supports All Platforms. This framework uses Dart language for development codes writing.
You wanted to learn about NodeJS and ExpressJS. From this section, you may learn about these topics practically. Learn about MEAN and MERN stack Tutorials.