Huntathon - Browse and submit Product Hunt Global Hackathon projects
hackattic - No nonsense, real world programming challenges
MVP-Challenge - 2 weeks. 1 MVP startup. $0 costs
HackerRank - HackerRank is a platform that allows companies to conduct interviews remotely to hire developers and for technical assessment purposes.
HackHub - Host tech events and hackathons with ease 👨💻🛠
Takehome - Effective and humane coding challenges for candidates