Have you looked at Pearltrees?<p><a href="http:&#x2F;&#x2F;techcrunch.com&#x2F;2015&#x2F;03&#x2F;12&#x2F;pearltrees-brings-new-editing-features-to-its-curation-service&#x2F;" rel="nofollow">http:&#x2F;&#x2F;techcrunch.com&#x2F;2015&#x2F;03&#x2F;12&#x2F;pearltrees-brings-new-editi...</a>