Check out the projects created at past events

An exit format allows one to specify how assets locked up and redistributed in an L2 should be paid out in L1. We present a general standard, along with coders and helpers written in Typescript, Solidity, and Cairo which will aid L2 interoperability and support arbitrary tokens.

A dApp to enable cross chain value streaming and transfers. Additionally it will allow inexpensive L1 Ethereum actions to be initiated from EVM L2s.


A simple desktop wallet build with javascript react electron filcoin wallet with support to web3storage

Milliondollarhomepage with Ethereum NFTs - now on L2 through Polygon

Myield manages your Matic to earn the highest amount of Polygon rewards

NERD: Nifty Erdstall. An off-chain NFT marketplace with confidential NFTs. Scaled with Erdstall.

NFT Haus is a website where non-developers can easily deploy and interact with NFT contracts on the L2 and mainnet

A port of the Raiden Protocol contracts to the Optimism Scaling Solution

Option protocol for crypto currencies, tokens, commodities, stocks, forex & indicies

Data visualization tool that categorizes and displays Ethereum transactions based on gas prices.

Parimutuel is a system where bets for all possible outcomes of an event are put into a single pool, and the winning outcome bettors split the entire pool pro-rata sans fees. Most forms of prediction market can be implemented using the Parimutuel protocol.

It is a dashboard of polygon network with in-depth. meaningful & clearly understandable details & statistics about the popular projects on polygon.

Rarepress is an NFT Operating System for minting, trading, and programming NFTs, effortlessly.

Scaffold Reach UI allows Reach Ethereum developers to create and deploy dApps with ease.

Adaptive proof-of-work blockchains that independently submit transactions to the main net.

It's like Snapchat for secrets. Try it out at https://shhh.buzz.

Helping people gamify and enforce healthy habits on the blockchain

Auto-tests for Solidity smart contracts: upload your contract and get a report

The newest decentralized business steaking system #trustmysteak

A ticketing platform showcasing an innovative, network-effect driven affiliate marketing system

Using flashbots to send batch transactions to token curated playlists.


Decentralized NFT Marketplace for music stem and sample creators

Vaccine NFT is a growth hack to promote COVID-19 vaccination using NFTs. Get a free NFT after your COVID-19 vaccination.

For the start, this project aim to build verifiable oracle service that can be trustless using cryptography.

tokenized volatility protocol with a mechanism to peg the volatility value on optimism using uniswap.

NFT encryption art entertainment creation platform, to provide users with a full range of NFT encryption art creation, GDT as the only pass of the platform. With the development of gamedao ecology, gamedao will open the NFT auction system in the later

A Python wrapper around the ZKSwap API, with augmented functionality.

CropTracker is a dashboard for gardeners, yield farmers, and agriculturalists

Gnosis safe plugin that provides an interface for multichain swap

A simple entry point for non-crypto natives to engage with DeFi that is affordable for someone with $100 and no knowledge of crypto can participate

With zkSync wallet, token receiver can pay gas fee for the sender.

a marketplace fo 3D Non-Fungible Tokens with interesting integrations

Sandbox of Distributed Authority Management System (Executor, Legislator, and Judgement)