Polygon is the leading platform for Ethereum scaling and infrastructure development. Its growing suite of products offers developers easy access to all major scaling and infrastructure solutions: L2 solutions (ZK Rollups and Optimistic Rollups), sidechains, hybrid solutions, stand-alone and enterprise chains, data availability solutions, and more. Polygon’s scaling solutions have seen widespread adoption with 18000+ applications hosted, 1B+ total transactions processed, ~100M+ unique user addresses, and $5B+ in assets secured.

Website | Twitter | Reddit | Telegram | Discord

IPFS is a peer-to-peer network and protocol designed to make the web faster, safer, and more open. IPFS upgrades the web to work peer to peer, addressing data by what it is instead of where it’s located on the network, or who is hosting it.

Filecoin, the world’s largest decentralized network offering more than 16+ Exbibytes of storage. It allows users to store, request, and transfer data via a verifiable marketplace. Filecoin is completely open-source, enabling people from all over the world to participate. 

Website | Twitter | Discord | Office hours

Optimism is a low-cost, lightning-fast Ethereum-equivalent L2 blockchain. Working to scale Ethereum’s technology and values, OP Labs is on a mission to build the most secure, stable, and decentralized blockchain, and the Optimism Foundation is seeding and growing an ecosystem that drives global adoption of the Optimism protocol.

SKALE is the only Ethereum native, modular blockchain network composed of 18+ high-throughput, low-latency SKALE Chains that are optimized for Web3 user experience. SKALE offers ZERO gas fees to end-users and has advanced features such as on-chain file storage, interchain messaging, zero-cost minting, ML/AI smart contracts, and enhanced security features.

SKALE enables developers to deploy their own EVM blockchain in minutes without sacrificing speed, security, or decentralization. Welcome to the SKALEverse.

Website | Twitter | Telegram | Discord

Worldcoin is a Privacy-Preserving Proof-of-Personhood Protocol (PPPoPP).We’re super excited to give you the first opportunity to build on top of the World ID protocol. Wold ID enables Proof-of-Personhood so that any developer can build anonymous sybil resistant apps.

The Uniswap Foundation is the first Foundation of a major protocol to go through the community governance process, its mandate is to support the Uniswap protocol’s decentralized growth, reinvigorate governance, and serve as a Protocol advocate.

Uniswap is the leading decentralized crypto trading protocol. The Uniswap protocol is a peer-to-peer system designed for exchanging cryptocurrencies (ERC-20 Tokens) on the Ethereum blockchain. The marketplace is open and accessible to all and anyone can build applications leveraging token swaps, oracles, liquidity pools (LP), and more.

NEAR Protocol is a climate-neutral, high-speed & low transaction fee layer-1 blockchain powering the open web. NEAR’s flexible account model and human-readable addresses allow for the most optimal developer and end-user experience and its WASM-based execution provides optionality for developers to write secure smart contracts in multiple languages.

ApeCoin is an ERC-20 governance and utility token for decentralized communities building at the forefront of culture and web3. Yuga Labs, the company behind the Bored Ape Yacht Club ecosystem, is a contributor to the APE ecosystem and is adopting ApeCoin as the primary token for the BAYC ecosystem as well as upcoming metaverse and gaming experiences. APE adoption will be driven largely by communities who are driving culture forward through NFTs, art, gaming, entertainment, community and events. 

ApeCoin serves several purposes including: 

• Governance - allows ApeCoin holders to participate in the ApeCoin DAO 
• Unification of Spend - shared and open currency across more NFT native communities 
• Access - exclusive games, merch, events, and services 
• Incentivization - tool for third-party developers to incorporate APE into their services, games, and other projects

0x Labs is a global web3 technology company. We are the creator of and a core contributor to 0x Protocol, an open-source, decentralized exchange protocol that serves as the global backbone of 0x, trusted exchange infrastructure for the internet. 0x Labs specializes in building services and products on 0x Protocol, such as the 0x API and Matcha. Since its inception, the 0x Protocol has enabled the exchange of more than $130 billion in tokenized value across approximately 30 million crypto trades. 

0x Labs offers professional-grade APIs to enable developers to build the best DeFi applications powered by 0x. Swap API allows developers to incorporate ERC20 trading functionality into their apps by providing aggregated liquidity and smart order routing. This is the API that powers the swaps behind the most popular exchanges and wallets including: Metamask, Coinbase, Matcha, Zapper, and more.

Website | Twitter | Discord

Dune is the leading community-powered crypto analytics platform. Every day, thousands of Dune wizards 🧙 create, find and fork dashboards on Dune to discover and share insights in crypto.

Just by writing SQL, you can query data from all popular L1 + L2 blockchain networks, decoded contracts, and community built “spells” for DEXes, NFTs, stablecoins and more.

Our API is the #1 requested feature and is available in private beta today. With the Dune API, you can custom build an endpoint for your application, and query that data programmatically. Whether you’re building a web3 market intelligence tool or powering the latest in trading strategies, Dune is ready to power your data layer.

Looking for inspiration? Take a look at our ETHBerlin winners!

We're kickstarting a revolution in transparent crypto analytics. What will you build?

Fuel is the fastest execution layer for the modular blockchain stack, delivering maximum

security and the highest flexible throughput for decentralized applications.

Sway, the language you will need to use for this bounty is a DSL Inspired by Rust and Solidity,

designed from the ground up to target the Fuel Virtual Machine.

Alluo is carving out a new space in financial services with their user-friendly platform that offers the flexibility, control, transparency, and access to great rates that DeFi can bring. Alongside the usability and customer-centric experience of Fintech, Alluo removes the need for financial middlemen and gives both first-time users and seasoned Web3 natives full control of their finances with absolute transparency and lightning speed.

Push Protocol is the communication protocol of web3. Push protocol enables cross-chain notifications and messaging for dapps, wallets, and services tied to wallet addresses in an open, gasless, and platform-agnostic fashion. The open communication layer allows any crypto wallet / frontend to tap into the network and get the communication across.

Website | Twitter | Telegram | Discord | YouTube | Linktree

Mina is the world’s lightest blockchain, powered by participants. With its elegant design, Mina is the first Layer-1 enabling easy programmability of zero knowledge smart contracts, zkApps. The unique privacy and security features and ability to connect to any website via its zkApps enable a more secure and private Web3—paving the way to the democratic future we all deserve. Mina is stewarded by the Mina Foundation, a public benefit corporation headquartered in the United States.

Website | Twitter | Discord | GitHub

Hyperlane is an interoperability platform providing an interchain messaging API empowering you to easily and securely communicate between blockchains. You can use Hyperlane to build interchain applications, or you can use it to conduct actions on remote chains without deploying any contracts by leveraging Hyperlane's Interchain Accounts.

Cartesi: The Blockchain OS, is building Cartesi Rollups, a modular execution layer that elevates simple smart contracts to decentralized Linux runtimes. It allows developers to launch highly scalable rollup chains, and code decentralized logic with their favorite languages and software components.

- Every DApp has its own high-performing rollup chain;

- No cannibalization of resources from other DApps in Cartesi’s ecosystem;

- No network gentrification;

- Enable an entirely new class of DApps that currently cannot run on EVM chains;

- Preserve the strong security guarantees of the underlying blockchain

Welcome to The Blockchain OS, home to what’s next.

UMA is an optimistic oracle (OO) that can verify any statement proposed on the blockchain. Using economic incentives, the OO tells smart contracts “things about the world” so contracts and markets asking for that data can be settled. 

Across, UMA's sister project is a cross-chain bridge that supports cheap, secure, and near-instantaneous transfers between L2s and to L1. Across transfers are secured by UMA’s optimistic oracle. 

Builders can use OO as a decentralized truth machine that is flexible enough to handle ambiguity and real-world data with human-powered dispute resolution. UMA’s OO secures and empowers a diverse set of Web3 applications, including cross-chain bridges, insurance protocols, prediction markets and customizable DAO tooling products.

XMTP (Extensible Message Transport Protocol) is an open protocol and network for secure, private messaging between Ethereum accounts. With the XMTP SDK, developers can enhance their applications with a universal inbox for direct messages, alerts, and announcements, or build new tools for dapps, DAOs, creators, and protocols to re-engage users via web3 messaging. Its primary contributor, XMTP Labs, is funded by some of the industry’s top venture capital funds including a16z Crypto and Coinbase Ventures.

📥 Want to try out XMTP?

To try out XMTP, we have built a reference client at xmtp.chat - you can then send a message to petermdenton.eth and experience native, secure web3 messaging. You can also fork this example client and build your own here.

Lens Protocol is a composable and decentralized social graph. It lets creators take ownership of their content wherever they go in the digital garden of the decentralized internet. With Lens Protocol, you are in control. You own your profile, where you use it, how you use it, and even how you monetize it. That means you have the power over your content, and it’s all right there, as an NFT, in your wallet. It’s not just easy. It’s how digital identity should be: yours.

What is Livepeer?

Livepeer is the world's open video infrastructure. Founded in 2017, Livepeer provides cost-efficient, secure, scalable, and reliable infrastructure that can handle today's high demand for video processing. Livepeer's decentralized network includes over 70,000 GPUs and currently processes millions of minutes a week. Learn about how Livepeer works.

What is Livepeer Studio?👩‍💻

Livepeer Studio, which you’ll be using in your hack, is a video toolkit that makes it easy for builders to access the decentralized Livepeer network.

The Ethereum Name Service (ENS) enables you to have a cross-platform web3 username and profile, to simplify crypto payments for any blockchain, and decentralized websites. ENS supports .ETH names natively, as well as importing DNS names you already own. ENS is integrated in over 300 services, including wallets, dapps, and browsers.

Tenderly is a leading blockchain development platform that simplifies building innovative blockchain products for seasoned and new developers alike. The company works closely with the Web 3.0 community to provide the right tools, services, and infrastructure to help developers build groundbreaking products, with less friction. For more information, visit https://tenderly.co/.

Midpoint is the easiest way to connect your blockchain application to traditional web endpoints.

Midpoint makes it easy for developers to make any HTTP call from within a smart contract, without running any infrastructure and in one line of Solidity. Unlike traditional oracle networks, Midpoint allows developers to make requests with on-chain parameters, multi-step authentication workflows, and private off-chain data. Midpoint is natively multi-chain and can respond to requests across EVM chains. Every day developers use Midpoint to connect their contracts to new services and endpoints - ones that we (Midpoint Labs) - have never heard of.

Documentation | Platform | Discord | Twitter | Telegram

Empiric Network is a first-party data oracle network that is purpose-built to take advantage of the cheap & verifiable computation available on rollups. Empiric provides high-quality, proprietary market data from data providers such as Jane Street, Alameda Research, FTX, Gemini, and more. All of Empiric's data is aggregated & computed on-chain, making our data just as verifiable, secure, and robust as the underlying smart contracts. We will be deployed on Optimism, Polygon, and Starknet for the hackathon

Evmos is an EVM-compatible chain that is interoperable with Ethereum Mainnet, Cosmos, and many more—making it easy for users and developers to move value between chains.

Website | Twitter | Telegram | Discord | Blog

Tellor is a decentralized oracle protocol that incentivizes an open, permissionless network of data reporting and data validation, ensuring that data can be provided by anyone and checked by everyone.

Built for any data type, our network of reporters supports your basic spot prices, more sophisticated pricing specs (TWAP/VWAP), Random Numbers, Snapshot Vote Results, or any custom data needs you have. If your data can be verified, Tellor can bring it on-chain.

Scaling privacy for the future of Web3.

Findora builds privacy through advanced zero-knowledge proof cryptography. An innovative layer-1, it combines a native UTXO ledger optimized for privacy with an EVM extension for programmability and interoperability. Developers can leverage either model as they build dApps with auditable privacy.

We appreciate our developers and would love to onboard you to the Findora ecosystem. Please reach out, and join our social channels for more.

Discord | Twitter | Telegram | Medium | LinkedIn | Facebook | Reddit

Unlock is an open source, Ethereum-based protocol designed to streamline membership benefits for online communities. Unlock is meant to help creators find ways to monetize or manage membership without relying on a middleman. It’s a protocol — and not a centralized platform that controls everything that happens on it.Unlock’s mission is about taking back subscription and access from the domain of middlemen — from a million tiny silos and a handful of gigantic ones — and transforming it into a fundamental business model for the web.The Unlock Protocol can be applied to DAO tooling (e.g. token gating) content locking (paywalls), newsletters, software licenses or even the physical world, such as NFT ticketing.

The Graph is an indexing protocol for organising and efficiently accessing data from blockchains and storage networks. The Graph has been running a hosted service since January 2019 with over 2,300 subgraphs deployed for Web3 and DeFi applications built on Ethereum and IPFS, like Synthetix, Uniswap, Aave, Balancer, Gnosis, Aragon, and more.

The Gnosis Chain is a stable payments EVM (Ethereum Virtual Machine) blockchain designed for fast and inexpensive transactions. The chain uses a unique dual-token model; xDai is a stable token used for transactions, payments, and fees, and Proof of Stake protection will be provided by GNO with the consensus-layer Gnosis Beacon Chain.

We at Covalent believe that access to organized blockchain data can unlock a billion possibilities and so we provide the best single unified API to bring full transparency and visibility to assets across all blockchain networks. With the Covalent API, there is no need to invest developer resources in writing SQL or other queries since granular, decoded, multi-chain data is immediately available for 30+ blockchain networks including Ethereum, BSC, Polygon, Fantom and Avalanche. Covalent is fast becoming the go-to data provider, with the Covalent API powering over 1,000 industry-leading projects such as Zerion, ChainGuardians, 0x and Reef.The Covalent Unified API is the fastest way to get blockchain data for your ETHSanFrancisco 2022 Hackathon project!

Triangle powers businesses to embed Web3 experiences across DeFi, NFTs, payments, social, gaming, and many more by using our wallet infrastructure API to build frictionless products and services.

The Triangle API helps you programmatically manage wallets, also known as a Wallet as a Service (WaaS). It's as simple as 1) an endpoint to spin up wallets for your users (with multi-chain support), and 2) endpoints to transact and interact with a protocol/smart contract/etc. We do all the heavy lifting and remove the onboarding friction so that you can focus on building/growing your core business and your users can spend their time engaging with your product.

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QuickNode is the premier Web3 developer platform, helping today's most cutting-edge apps run with speed, reliability, and scale. Powering top projects & businesses, and empowering developers with instant access to 15+ chains across a global node network.

The EY Blockchain team’s mission is to put in place the tools, systems and services that will be needed to help both public and private companies take advantage of blockchain technology with privacy, security and regulatory compliance. As a trusted advisor to the world’s largest enterprises, EY’s ability to test and audit transactions in a blockchain environment is essential to giving businesses the confidence to transition from simply tracking on a blockchain to transacting. Visit us at blockchain.ey.com.