sourceforge not respecting privacy and using proprietary software

I assume this is known, so I continue starting a discourse for an alternative:

mattermost/matrix is already an alternative. It is used withing the briar development.

But many might prefer having an option to assign for updates via email. Tails for example is using: https://lists.autistici.org/list/tails-project.en.html One can read those messages within their email client of by opening the page in any browser. The usage of Tor is respected. It is build on free software