maemo rss feeds:

Latest threads: http://talk.maemo.org/external.php
Specific Forum: http://talk.maemo.org/external.php?forumid=44
Multiple Forums: http://talk.maemo.org/external.php?forumids=40,44

http://maemo.org/news/planet-maemo/rss.xml
http://maemo.org/downloads/rss/Maemo5/rss.xml
http://maemo.org/news/items.xml
http://maemo.org/news/announcements/rss.xml
http://maemo.org/news/events/rss.xml

We had also rss feeds over gmane but it looks like that this is not supported anymore or that the mail needs to be adapted.

https://lars.ingebrigtsen.no/2020/01...ews-gmane-org/
https://lars.ingebrigtsen.no/2020/01...news-gmane-io/

maemo leste
https://maemo-leste.github.io/feeds/all.atom.xml

For other feeds you can also look here:
Best RSS feeds?