Aquamacs Emacs is not available for Windows but there are plenty of alternatives that runs on Windows with similar functionality. The best Windows alternative is Visual Studio Code, which is free. If that doesn't suit you, our users have ranked more than 100 alternatives to Aquamacs Emacs and loads of them are available for Windows so hopefully you can find a suitable replacement. Other interesting Windows alternatives to Aquamacs Emacs are Notepad++ (Free, Open Source), Atom (Free, Open Source), Sublime Text (Free Personal) and Vim (Free, Open Source).
VS Code is more than just a code editor, it provides the tools and extensions to compile, debug, compare, refactor, and even manage code repositories all within a highly-customised development environment.
GNU nano is a small and friendly text editor. Besides basic text editing, nano offers many extra features like an interactive search and replace, go to line and column number, auto-indentation, feature toggles, internationalization support, and filename tab completion.