from spotify, released open source.
"An open platform for building developer portals
Powered by a centralized software catalog, Backstage restores order to your infrastructure and enables your product teams to ship high-quality code quickly — without compromising autonomy."
https://backstage.io/plugins/
Red Hat developer-hub is a backstage implementation :
https://developers.redhat.com/articles/2023/05/23/developers-guide-red-hat-developer-hub-and-janus#
https://developers.redhat.com/products/plugins-for-backstage/overview
