CoFoundersLab - Meet 250,000+ entrepreneurs online
Ship That Shit - Join 3 no BS events to help you ship that shit
Find A Maker - find a partner for your next project
Foundler - Online hackathon weekends. Attend every other week.
CollabFinder - Find cofounders and makers to help build your project
Hackathon Match - Find collaborators for the Product Hunt Global Hackathon