For many years, I used Feedity for generating RSS feeds from webpages without one. They've since renamed to New Sloth, and also have a nice although basic feed

For many years, I used Feedity for generating RSS feeds from webpages without one. They've since renamed to New Sloth, and also have a nice although basic feed reader. I like its article grouping feature, and use the whole package (feed creation and reading) for my research work on a daily basis. https://newsloth.com https://newsloth.com