All about plain text, rich text, RTFD, .doc, .docx, HTML, webarchive, WordML, ODT and Pages formats, and how much space they take.
webarchive
When someone reports the most recent version of Safari that will open their webarchives is 18.6, and that’s the only version that you find can’t open some webarchives. You’ll be only too familiar with the culprit.
There are now 5 options, saving to HTML, webarchive, PNG image, and two variants of PDF. Which should you use to keep a record of a web page?
How should you keep copies of web pages: HTML source, Webarchive, or PDF? Which is the better way to make PDFs in Safari? And what about archive copies?
How to convert the text content of text, HTML, RTF, Word .doc and .docx, Webarchive, and other files, for free, using a simple command tool.
The Eclectic Light Company 