- RedditAn online community and news site that lets users submit and discuss links, web content, stories, and more.
- PinterestPinterest is a visual discovery tool that you can use to find ideas for all your projects and interests.
- StumbleUponStumbleUpon makes it easy to discover and share unique and interesting content from the web.
- QuoraQuora is a Q&A community that lets you ask, answer and share information with the world.
- LinkedInA professional networking site that lets you build your professional network, and engage with others in your field.