MVP-Challenge - 2 weeks. 1 MVP startup. $0 costs
Foundler - Online hackathon weekends. Attend every other week.
HackHub - Host tech events and hackathons with ease ๐จโ๐ป๐
CoFoundersLab - Meet 250,000+ entrepreneurs online
The 24 Hour Startup Challenge - Build startup in 24 hours and win cash prizes ๐ค
Real Dev - Real-life coding skill challenge