[SFD-discuss]Have a favorite document format?

What are some of your favorite Open Document formats? Do you use csv, ical, html and css, odt, xml, json, wav and flac regularly? What Free formats do you rely on? You can also use plain text files for a variety of functions from telling stories and taking notes to creating todo.txt or similar files or emacs org mode files. Have a favorite use for plain text files? Share it with us. Let's get a discussion going. We're counting down to celebrating Document Freedom Day on March 26, 2025. Please add to the conversation about Free and Open document formats on your favorite social media platforms. Tell us about your favorite formats. You can use the hashtag #DocumentFreedomDay2025 or #DFD2025.