sub0-challenges

Ready to take on some challenges to level up your skills? The sub0 hackerspace challenges are designed to get you up to speed with building with Substrate and ink!, whether you’re a complete beginner or already have some chops to show for.

👉 Challenge submission form: https://voedlx91m5k.typeform.com/to/reN3rKZo 👈

How It Works

• Complete a challenge and submit it to the challenge submission form
• Your first completed challenges earns you an exclusive sub0 merch pack you can claim at the Webzero Devrel booth 🎁
• More challenges completed = more chances to win the top prizes

Psst: Any workshop activity counts towards a challenge!

📌 Rules

• ⏰ Daily submission closes at 7 PM
• Submit using the same email address
• Your code, your work

🎁 Prize Distribution

We will be giving out 1 Flipper Zero and 1 Gameboy on the first day and 2 of each on the subsequent days.

🏆 Prizes for the Top Daily Hackers

• 🥇 First place – Hacker who completed the most challenges in a day wins a Flipper Zero
• 🥈 Second place – Hacker who completed the second most number of challenges wins a Gameboy

💪 Cumulative Leaderboard

Didn't win anything today? You still have a chance to win a prize by continuing your streak into the next day!

• 🥇 First place - Hacker who completed the most challenges over 2 days wins a Flipper Zero
• 🥈 Second place - Hacker who completed the most challenges over 2 days wins a Gameboy

Note: the Open Guild team is awarding an extra 40 USDT for completing their challenges. Complete the ink! challenges and you'll be geared up to submit your own dapp to the ink! track and win an additional 150 USDC.

Challenge list

🏗️ EVM to Substrate challenges

These are beginner friendly and a great place to start learning Substrate for those more familiar with EVM.

1. Multicall challenge
2. ERC721 challenge
3. Standards challenge
4. Proxies challenge

🦑 ink! challenges

Step into the world of writing smart contracts on Polkadot with ink!. Make sure to attend the workshops to get you up to speed on what to do to complete these challenges.

1. Intro to ink!: start and deploy your DAO contract (beginner)
2. Implement voter registration, proposal management, and voting in your DAO (intermediate)
3. Connect your DAO to the Super DAO with registration and voting (intermediate)
4. Support creating cross-chain proposals to the Super DAO (advanced)
5. Build a UI for your DAO (intermediate)
6. Ideate and design a multichain, permissionless solution for Polkadot (beginner)
7. Use the Pop API to create a fungibles token for token-backed voting (intermediate)

🎓 OpenGuild challenges

1. Using subxt and light client to collect and process data
2. Set an on-chain identity from the client with Dedot
3. Building a parachain from a solochain

🗓️ Workshop participation challenges

Attend any of these workshops, participate and submit your proof via the challenge submission form to make it count towards the amount of challenges you completed.

1. ​Using multi-chain indexers in your dApps
2. Interact with true DEPIN Robonomics platform
3. Launching your appchain to production

💰 Cash prizes

Hack on the bounties below for some cash prizes. Please use DoraHacks to submit these.

Cere Network track

1st place: 1,250 USDT 2nd place: 750 USDT 3rd place: 500 USDT

• Image and video processing challenge
• Consumer storage app challenge
• Video streaming challenge

ink! dApp track

Have a full working dApp connected to the Super DAO. Any submission that meets the criteria is eligible for a 150 USDC cash prize.

Open challenge board

Learn something new from the platforms built with Substrate. Make any of these count towards completing challenges.

• Tangle challenges: https://github.com/tangle-network/sub0-tangle-blueprint-challenges/tree/main
• BiFrost challenges: https://docs.google.com/document/d/1-SI_zaauZ_DWUPjLeikxy8cpxq3Mge0p7EmmmqK6XAQ