Digg is a news aggregator with a curated front page, aiming to select stories specifically for the Internet audience such as science, trending political issues, and viral Internet issues. Developed by digg
License: Free
Digg is primarily a news aggregator focused on real-time updates and community engagement, making it ideal for discovering trending news content. In contrast, vi.sualize.us is a visual bookmarking platform that emphasizes organization through tagging, catering more to users looking for a visually-driven content discovery experience.