Hackathon Match - Find collaborators for the Product Hunt Global Hackathon
Frysbe - Frysbe: Make global friends at random and the fling app comes up with features to send messages to strangers from every corner of the world to expand your social circle.
Huntathon - Browse and submit Product Hunt Global Hackathon projects
Yochat - Yochat app enables users to get to know about strangers from a large number of countries from around the world by video chatting with them.
Scrum - A platform for creators to share the things they're building
PenPal World - Connect with people all over the world