The best alternatives to Papaly are Raindrop.io, Atavi.com, and VSpace. If these 3 options don't work for you, we've listed a few more alternatives below.
Save all the interesting blogs, papers, substacks, twitter threads that you want to read later. Curate your own personal library. Read at your leisure.
Axomark allows you to create bookmarks with password without signing up. You can then choose to share your bookmarks with or without edit rights. The shared bookmarks are synchronized and can only be accessed with a valid link.
Organise bookmarks into collections and then find your favourite websites quickly and easily, using an intuitive search rather than wading through masses of folders.