Huntathon - Browse and submit Product Hunt Global Hackathon projects
Challenge Hunt - Explore coding contests, hackathons from around the world
CoFoundersLab - Meet 250,000+ entrepreneurs online
The 24 Hour Startup Challenge - Build startup in 24 hours and win cash prizes 🤑
Hackathon Match - Find collaborators for the Product Hunt Global Hackathon
Confs.tech - Open source list of tech conferences: JS / Ruby / Data etc.