I use Zotero for this and it shines at pdfs. It does webpage snapshots too. Discussed below: https://news.ycombinator.com/item?id=31849987 https://news.ycombina

I use Zotero for this and it shines at pdfs. It does webpage snapshots too. Discussed below: https://news.ycombinator.com/item?id=31849987 https://news.ycombinator.com/item?id=31849987