Vicinity - High Quality Ambient Background Sounds in your macOS MenuBar
Stealthy: Secret Messenger - Chat anonymously with friends & strangers
chatback - Automatically connect to people around you & chat
Whisper.sh - Whisper is the best place to express yourself online. Connect with likeminded individuals and discover the unseen world around you.
BuddyPress - WordPress social networking in a box.
YouHue - A fun new way to ask "How are you?"