SK

I use firefox bookmarks with nextcloud bookmarks and floccus addon to sync them. you can choose a custom folder to syn as “Read Later” and tags are supported both in the nextcloud app and firefox bookmarks. And there is an android app for bookmarks too. I think this workflow should work as per your requirements

IPT is still running and easy to get into, Torrentleech is another, just as easy and almost a clone of IPT. Other than these, there is Milky which is new and open for now. These will suffice for most of your needs.

Now we’ve got the internet, but somehow it’s still locked behind paywalls and profiteers trying to gatekeep learning.

Pure Human Greed

Here’s what I see as a consequence of free educational book distribution: within decades, generations of people everywhere in the world will grow up with access to the best scientific texts of all time. […] [T]he quality and accessibility of education to the poor will grow dramatically too. Frankly, I see this as the only way to naturally improve mankind: we need to make all the information available to them at any time.—Anonymous administrator of the Russian shadow library site Library Genesis (LG), explaining its raison d’être

Free flow of knowledge is absolutely essential. Of all the things that should be accessible knowledge and the opportunity for every person to realize their full potential should be a must.