This is a website building system that allows anyone to publish a website. Any paid website host will support this and may have turnkey packages you can take advantage of. Once in place you can manage with a smartphone.
- How to Build a Website with WordPress
- An introductory WordPress how-to video can be found at https://www.godaddy.com/help/getting-started-with-wordpress-5140
Kompozer is a complete web authoring system that combines web file management and easy-to-use WYSIWYG web page editing providing the same kind of functionality as Adobe Dreamweaver. If you can edit a Microsoft Word document, you can make a web page and upload it to your host.
Notepad++ is my personal favorite with regards to all things programming, for websites, applications or otherwise. A text-only editor with powerful features. You do need to know programming in order to use it though.