- Front-end Development
- Back-end Development
- CLI Development
- Mobile Application Development
- Desktop Application Development
- Game Development
- AI and Data Science
- IoT and Robotics
- Smart Watch Application Development
You can use both Node.js and Deno to create CLI applications and publish them to the world. It is just like starting your applications and passing some extra arguments while starting and you can then use your applications as CLI applications. Some of the most popular CLI tools in node.js are Commander and Yargs.
Also, keep in mind that the PWA technology isn't only used for mobile applications and you can also create website applications with it and it is very popular and used by many big websites like Google Services.