Compete in the Hello World challenges here: https://gitcoin.co/hackathon/polkadot...

Learn more at http://polkadot.network/ and on our social channels 👇

Discord:   / discord  
Telegram: https://t.me/polkadotofficial
Twitter:   / polkadotnetwork  
Reddit:   / dot  
Riot chat: https://riot.im/app/#/room/#polkadot-watercooler:matrix.org
Polkadot Ambassador Program: https://polkadot.network/polkadot-amb...