Hamster Pad - A social network built on top of Slack
BURN.link - Send secure, encrypted, self-destructing messages
Tsu - Social that pays
sup3rS3cretMes5age - A safe, simple tool for one-time (self-destructing) messages
Doof - Share your hopes and dreams.
1ty.me - If you need to send a password or some other form of simple but sensitive information to someone...