Diigo
7.4#3 in bookmark managersFrom $5 a monthFree planAndroidiOSWebExtension
VisitDiigo may suit people who collect web material for research, study, or work, including students, teachers, researchers, consultants, and recruiters. Shared repositories may appeal to groups that want to discuss and annotate saved pages.
You want what its maker publishes above — check its page for the details.