Roomvine - Chatrooms for real life venues, neighborhoods and events
Flizle - Send and receive anonymous messages to friends like with Sarahah, but with the ability to reply.
Jodel - What is Jodel all about? Jodel is the community that shows you what's happening in your area in real-time.
CuriousCat.me - Curious cat is a Q&A social network that allows you to connect with your followers and know new people.
Yakko - Anonymously post, comment, and interact with people at your university.
Whisper.sh - Whisper is the best place to express yourself online. Connect with likeminded individuals and discover the unseen world around you.