I embed username and password in the URL; each user gets their own dedicated RSS Url. Support for this among feed readers is admittedly spotty, for example Ino

I embed username and password in the URL; each user gets their own dedicated RSS Url. Support for this among feed readers is admittedly spotty, for example Inoreader requires you to be on a paid plan and Feedly doesn't support it. If there's traction/interest I plan to build a lightweight feed reader right into Haven.