Raindrop.io - All your articles, photos, video & content from web & apps in one place.
monote - Easily remember and organize products you want to buy
Pocket - When you find something you want to view later, put it in Pocket.
Tagpacker - A free tool to quickly collect, organize, and share your favorite links.
Thieve - A curated list of the best products on AliExpress
Pinboard - Pinboard is a personal archive for things you find online and don't want to forget.