Glad you’re find the tool interesting! A short blog post behind it: https://kschaul.com/post/2023/04/16/feedmaker-quickly-genera...
And the GitHub url (hopefully easy to host your own instance): https://github.com/kevinschaul/feedmaker
replies(1):
And the GitHub url (hopefully easy to host your own instance): https://github.com/kevinschaul/feedmaker
Edit: The catch is the 10ms CPU cap per request - you'd need a super lean implementation. Django's too heavy for that.