Encode x LightLink Gasless Hackathon

This hackathon has now finished. Read all about the event and prize winners here!

Starting: Tuesday, 9th January 2024
Submission Deadline: Sunday, 4th February 2024
Finale & Prizegiving: Thursday, 22nd February 2024

An online 4-week hackathon to get you started building on LightLink, featuring bounties, technical workshops and support.

How it works

Our four-week online hackathons are remote and open for anyone to participate. You can attend exclusive technical workshops, access developer resources and get 1-1 support from our programme managers.

By answering pre-set challenges or building a wildcard project, you get the chance to win great prizes from the 63,7k prize pool and be one of the
early builders in the LightLink ecosystem.

Find team members in our dedicated Discord channels, get technical assistance from leading protocols’ dev teams and more - all you need to do is
sign up.

Bounties and prizes

    • $30,700 in prizes + $24,000 in grants + $9,000 in security audits provided by partners

    • All prizes will be distributed in stablecoins within 3 weeks after the hackathon concludes.

  • Deployment pool prize sponsored by LightLink and Blockscout: $5k for deployment on Testnet and completing a task from Blockscout.

    5 best teams (even if challenge partners didn’t select their submissions):

    • First Place: $5k + $5k prize auditing hours from Sec3

    • Second Place: $3k + $3k prize auditing hours from Sec3

    • Third Place: $1,750 + $1k prize auditing hours from Sec3

    • Fourth Place: $1,250

    • Fifth Place: $1k

    9 Challenges: $13,700 + $24k in grants provided by partners.

  • To be qualified for prizes, participants must:

    • Use LightLink's Enterprise Mode on Testnet

    • Deploy their solution on Testnet using Enterprise Mode

    • Build a project from scratch during the hackathon

    • Teams or Solo Developers can participate in all challenges

    • Each team take on only one challenge, while the Blockscout bounty can have unlimited submissions.

    • Up to 10 teams can work on the same challenge

  • Judges will evaluate solutions in all challenges. Engineers will focus on functionality and implementation, while our VC judges will assess the quality of the presentation and growth strategy.

    Functionality: How well the project fulfills its tasks:

    • 1 point – Crashes during certain functions.

    • 2 points – Missing some functions necessary to solve the challenge.

    • 3 points – Fully functional project.

    Technical Implementation: The efficiency of the technological approach and solution:

    • 1 point – Poor implementation.

    • 2 points – Average implementation.

    • 3 points – Excellent implementation.

    Presentation and Scaling Strategy: How well the team understands the problem, how the project solves it, and whether the team has a plan for scaling and developing the project within the LightLink ecosystem:

    • 1 point – Problem not clearly defined, solution unclear.

    • 2 points – Problem clearly defined, good solution that will interest users.

    • 3 points – Problem clearly defined, good solution that will interest users, with a development strategy within the ecosystem.

Sponsor Bounties


  • Bounty: $1,000.

    Description: Develop a dice-based poker game in which each player has five dice instead of cards. Players place bets with tokens, roll their dice, adjust their bets, reroll selected dice once, and then determine the winner. The game follows poker-like rules (e.g., four of a kind, straight, etc.) and uses API3’s QRNG to determine the winner.

    Requirements:

    •The game should be a progressive web app with an integrated custodial wallet for depositing tokens. This serves as a proof-of-concept for serious web3 games with a user-friendly UX on L2. Utilize Moon for this purpose.

    •Use QPI3’s QRNG to determine the winner.

    •Abstract reference: The Witcher dice poker


  • Bounty: $1,000.

    Description: When you activate the savings feature, the wallet creates a separate savings contract. Whenever you send tokens from the wallet, swap, purchase NFTs, or perform other transactions, the wallet rounds up the dollar amount and sends the change to your savings. For example, if you swap for $47.83, the wallet rounds it up to $50 and sends the $2.17 difference to your savings.

    Requirements:

    •The basic version is simply a savings accumulation that can be withdrawn after a period, like a month. Each week, the wallet generates an NFT reflecting your accumulated savings.

    •The advanced version involves partnerships with liquid staking, exchanges, etc., enabling the tokens in your savings to be automatically staked in pools and start generating passive income immediately.


  • Bounty: $1,000

    1 winner: $1,000

    Description: Add unpredictable dynamics to your application with random numbers by using API3 QRNG in your smart contract.

    Project ideas:

    •Randomised Airdrops

    •Loot boxes

    •Randomised NFT Mints

    •Light strategy games


  • Bounty: $1,000

    2 winners: $500 each

    Description: Hackers are to build a dApp template with a real-world use-case that will be published to the Forward Marketplace for easy understanding, customization, and deployment.

    Challenge requirements:

    •Participants must sign up for Forward.

    •The expectation is a full-stack dApp with guidance/notes for the deploying user, proper labels, and a use case that solves a real-world problem.

    •Participants must stick to the provided ideas. If they want to build their own idea, they should get approval for this from Forward via Encode beforehand

    Project Ideas:

    •Event Ticketing: dApp to control the issuing and verification of event tickets.

    •Crowdfunding: dApp allowing investments for entrepreneurs.

    •NFT or Token Airdrops: dApp controlling airdrops for NFTs and Tokens.

    •Dead Man's Switch: dApp requiring timely interaction to prevent a specific action.

    •P2P Carpooling: dApp to facilitate vehicle sharing.

    •Unique Fun Game: Open for suggestions.

    •Real-World Assets Tokenization: dApp related to RWA or DeFi of RWA.

    •NFT or Token Marketplace: dApp to facilitate the sale of NFTs or Tokens.


  • Bounty: $1,700 and $24,000 in grants within Liteflow’s startup program.

    3 Winners: $1,000, $500, and $200. Additionally, all winners can receive a grant:

    6 months free usage of Liteflow.

    1 hour of advisory call per month.

    Access to NFTVerse.

    Description: This challenge demonstrates the ease of deploying a marketplace on LightLink as well as creating NFTs. Liteflow will focus primarily on the most innovative business models, ensuring winners can integrate into our startup program post-hackathon.

    Challenge requirements:

    •Utilize Liteflow products, tools, and templates for easy deployment.

    •Define and implement an innovative business model for the marketplace: go beyond percentage-based model (be creative, create custom plugin, use webhook/service, etc.)

    •Projects that push the customization of the platform or integrate with other challenges/projects will receive extra attention.

    •[Optional] Customize the marketplace's look, feel, layout, flow, and experience.

    •[Optional] Integrate with other hackathon projects for added benefits.


  • Bounty: $1,000.

    1 Winner: $1,000.

    Description: Develop an AI-powered app or tool, such as a trading bot, block explorer, or intent solver, using Moon Wallet & Moon AI on LightLink.

    Challenge Requirements: Use Moon Wallet & Moon AI on LightLink.


  • Bounty: $1,000.

    Additional Requirement: The game should be a valuable addition to the Yesports product suite, including the NFT No Loss Lottery.

    Ideas:

    A poker dApp utilizing QRNG to establish a virtual deck of cards, ensuring random and unaltered order throughout the game. Post-game, players can verify the deck's randomness. The dApp should also incorporate Enterprise Mode for transaction-free gameplay.

  • Bounty: $1,000.

    Description: Create a game similar to "Cards Against Humanity," where Pyth’s Entropy (RNG) selects a question card, and Entropy also deals cards to players. The twist is that players can mint NFTs of their amusing card combinations onto their digital wallets to share on social media, with friends, etc. The game is primarily text-based, making it a relatively simple task.

    Challenge requirements:

    •Use Liteflow for minting card combinations.

    •Implement Pyth’s Entropy (RNG) for card selection and dealing.

    •Optionally, incorporate features such as adding new cards through community voting, spectating games, and donating to the most entertaining players.

    Abstract reference: Cards Against Humanity

Blockscout logo
  • Deployment pool prize sponsored by LightLink and Blockscout: $5,000 for deployment on Testnet and completing a task from Blockscout.

    Blockscout provides a comprehensive, easy-to-use interface for users to view, confirm, inspect and interact on EVM (Ethereum Virtual Machine) blockchains. Blockscout currently supports a wide range of projects and chains. While there are several explores available to blockchain projects, most are closed systems (ie Etherscan, Etherchain) which are not independently verifiable. Blockscout provides a much needed open-source alternative. As the multi-chain paradigm continues to take hold in both private and public settings, transparent tools are needed to analyze and validate transactions.

    Requirements:

    • Deploy a project on LightLink Testnet aligned with the hackathon and challenge requirements.

    • Blockscout MyAccount Interaction: Set up 'MyAccount' on the Phoenix Blockscout instance and perform one or several actions within MyAccount. These can include adding an item to a watchlist, adding private tags, possibly verifying ownership of a smart contract address, or submitting public tags.


  • Bounty: $5,000

    5 winners: $1,000 each

    Description: Hackers are to build a simple season rewards functionality which enables gamers to complete quests to earn XP tokens, level up based on XP earned (there should be multiple levels).

    Challenge Requirements:

    •Include XP token

    •Quests

    •Multiple levels

    •Token burn mechanism

    •Entertaining ways to gain XP token

    •Gamification

    Bonus points:

    •Innovative mechanics

    •Social components

SolidityScan logo
  • The participants will be able to use SolidityScan to solidify their smart contracts.

    • $300 worth of bounties to all winners

    • $150 worth of bounties to all participants

Past events

LightLink logo

LightLink is an Ethereum L2 blockchain that enables dApps and enterprises to offer fast, gasless transactions for their users.

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