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Join the 
Singapore
Arbitrum Open House
Arbitrum Open House singapore
The next chapter of Arbitrum’s global builder journey arrives in Singapore. Join a vibrant community of developers, founders, and innovators building the future of on-chain applications. Register now to take part in the Open House Singapore Buildathon — learn, build, and showcase your project for a chance to join the global stage.
Explore Open House Build
3 Week Buildathon
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Join our Founder House, Oct 23 - 25 in Singapore
Why Open House Build
Learn Fast, Build Faster
Integrated Learning Experience in the Buildathon
Buildathon Prize
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Build for Singapore
Global Network, Local Energy
IRL Founder House
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