BookmarkSheet - Your bookmarks in Google Sheets
Evernote - Bring your life's work together in one digital workspace. Evernote is the place to collect inspirational ideas, write meaningful words, and move your important projects forward.
Bookmark OS - Bookmark OS is like Mac or Windows optimized for bookmarks.
Workflowy - A better way to organize your mind.
Bookmark It - Create awesome notes on YouTube videos
Somnote - More often than not, note-taking is a pressing, off the cuff movement that requests a quick and productive approach.