Raindrop.io - All your articles, photos, video & content from web & apps in one place.
WebCull - WebCull is an ad-free, privacy-focused bookmark manager that works from any browser or device.
Linker - Cloud based bookmark manager
Save For Later - Allows you to bookmark any website to read later.
Bookmark OS - Bookmark OS is like Mac or Windows optimized for bookmarks.
Purify - Read news articles with minimal distraction and scrolling.