* [html2rss-web v1.10.0](https://github.com/html2rss/html2rss-web) – Serves RSS and JSON feeds extracted from websites using a Ruby (Roda) backend and Preact frontend.

* [html2rss v0.27.2](https://github.com/html2rss/html2rss) – Ruby gem that generates RSS 2.0 feeds from websites and JSON APIs using CSS selectors or auto-detection.