Proof of Usefulness Hackathon: Win $150K+ from Bright Data, Neo4j, Algolia, Storyblok & HackerNoon 

Proof of Usefulness is a six-month, global competition that rewards one thing and one thing only: usefulness. There’s $100,000+ in cash and software prizes for winners  & $1500+ for participating projects that can prove it. This hackathon is supported by companies that care about production software, not just demos.