Session Buddy - Manage Your Browser Sessions
Raindrop.io - All your articles, photos, video & content from web & apps in one place.
Workona - A better way to work in the browser.
Bookmark OS - Bookmark OS is like Mac or Windows optimized for bookmarks.
WorkspacePro - Launch a bunch of macOS apps from menu bar just in 1 click!
Freezetab - A powerful alternative to bookmarks.