Another important feature of HTML codes is that they are not platform-specific. Browsers running on radically different computers all recognize the same basic set of tags, and treat them in more or less the same way. The paragraphs below describe how to produce and publish a simple HTML-encoded document. If you were to save your document, for example, as a Microsoft Word file, even if the HTML tagging were correct, the added MS Word formatting information would make the file unreadable to browsers. In addition, HTML files should be saved with the extension .html or .htm, so that the browser will recognize them as HTML documents.
Notepad are perfectly serviceable tools for creating simple HTML documents.
Since with these editors you have to insert the tags by hand, it is necessary that you have a working knowledge of HTML encoding, but this method is fast, clean, and nearly foolproof. This approach is most appropriate for the simpler HTML documents. Plain-text editors can become a burden to use as you begin to implement more complex HTML tags. HTML text editors. There are available, as freeware, shareware and commercial products, enhanced editors programs specifically designed for creating HTML documents.