Layer 2 Community Grants Winners

The Privateness & Scaling Explorations group is happy to announce the winners of the Layer 2 Community Grants 2022.

The Layer 2 Neighborhood Grants spherical began on October twenty fourth, 2022 and was open for six weeks. In complete we acquired 130+ proposals and thank every challenge for taking the time to use.
The wishlist compiled sought functions from all areas together with Layer 2 explorers, cryptography, and schooling.

This chart reveals share of preliminary candidates by class:

As a result of prime quality of proposals, we raised the price range from an preliminary 750k USD to a complete of 948k USD.

The awarded functions share per class:

Grantees

We congratulate the 22 grantees awarded and current their challenge descriptions damaged down by class:

🔒 Cybersecurity

• Candidelabs – ERC-4337 Public Infrastructure

  • An open supply bundler and a paymaster service as public good infrastructure for ERC-4337 sensible contracts wallets, layer 2 targeted.

• Quantstamp – Rollup Safety Framework

  • The challenge will create an in depth safety framework for distinctive options of rollups. They wish to set up a basis for primary greatest practices and transparency for these options to help new builders of those techniques and allow the neighborhood to evaluate the safety dangers of a selected rollup earlier than they use one. Comparable to people who can be found for sensible contract improvement and the very high-level overviews of rollup safety like L2Beat.com. The framework will focus on issues and particulars of escape hatch improvement and operational dangers for end-users and builders and set up a constant language for these and different options.

👨‍💻 Person Expertise

• Spiro – zkWallet

  • Multi-party wallets (e.g. Gnosis secure multisigs) are a confirmed approach for a gaggle of customers to share management over an account’s digital property and behaviors. Sadly, present implementations of multi-party wallets expose the privateness of their complete variety of operators and their related externally owned accounts. The objective of this challenge is to construct a non-public multi-party pockets that shields finish customers by using account abstraction (EIP-4337) and zero-knowledge proofs.

• Kautuk Kundan – Stackr Community

  • Stackr community is an SDK for launching standalone customizable app-specific rollups utilizing acquainted web2-like tooling. It focuses on the core precept of a roll-up, that’s, to run a state machine off-chain and use L1 to retailer transaction particulars. This may be achieved by general-purpose languages that may preserve the app-state off-chain and supply an interface to work together with it, thus performing as a standalone L2. It permits constructing a brand new class of functions that may have extra freedom over their execution selections.

• ScopeLift – L2 Optimizors

  • Layer 2 networks share safety with main-net by posting transaction name knowledge to Layer 1. Because of this, Layer 2 customers pay their portion of the main-net fuel prices when executing transactions. Layer 1 fuel may be >25,000x costlier than Layer 2 fuel, so paying for name knowledge dominates L2 transaction prices. With customized router contracts that use much less name knowledge than commonplace strategies, we are able to considerably cut back transaction prices to work together with common protocols.

• Testinprod – Layer1.5

  • Layer 1.5 allows anybody to launch their very own Layer 2 by offering simple instruments. It offers a simple software that launches your individual Layer 2 with essential instruments—for instance, block explorer, token bridge, monitoring instruments, and many others.

• ScopeLift – Layer 2 Governance with Versatile Voting

  • Versatile Voting is an extension of the favored Governor system utilized by many DAOs. It permits new sorts of delegation contracts to be written, making it simpler for governance token holders to take part in on-chain votes. One such use case is the topic of this grant: Layer 2 governance voting. Holders of bridged governance tokens might vote from Layer 2, paying the cheaper fuel costs obtainable there. These votes can be trustlessly mirrored on L1 the place the DAO’s Governor system is deployed.

• Clement Walter – Starksheet

  • Starksheet goals to democratize the entry and utilization of on-chain assets (knowledge and logic). It leverages a well-known spreadsheet to assist the consumer question and hyperlink on-chain assets. The work is saved on-chain as NFTs and may be queried later-on from every other dApp/contract

• Kristof Gazso – Typescript ERC-4337 Bundler

  • The challenge will embrace the event of an ERC-4337 bundler in Typescript and the related modifications to a Geth node for simulation functions in order that the bundler can run on any immediately Geth-compatible chain (which incorporates most L2s) with little modifications. The bundler may also expose the RPC calls outlined within the specification, and preserve an inner mempool to be future-proof when P2P propagation might be developed.

• Soul Wallet – Open-source ERC-4337 pockets

  • Simple-to-use browser pockets implementation powered by ERC-4337.

📚 Neighborhood and Schooling

• Jose Figueroa – L2 en Español
  
  • L2 en Español is an open neighborhood that goals to analysis, educate and drive the adoption in all these Ethereum’s scaling options. They concentrate on each builders and new customers of their quest to remain updated with these applied sciences and their utility. We create content material and perform totally different actions from publications to workshops at no cost, whereas supporting the totally different tasks that innovate on this area, whereas sustaining additionally its core neutrality.

• Bruce Xu – MyFirstLayer2
  
  • This might be an open-source, community-driven, and academic challenge. This might be an internet site for folks interested in Layer2 however with out prior data about Layer2 or Blockchain. We purpose to make use of well-designed diagrams and interactive animation to assist folks get the thought behind Layer2 in 30mins. Afterward, we are going to information folks to some real-world Layer2 apps step-by-step and allow them to really feel the advantages of Layer2.

🗄️ Knowledge Evaluation

• Blockscout – Blockscout Block Explorer
  
  • An open-source block explorer is at the moment wanted for the L2 ecosystem. Blockscout is already utilized by many L2 tasks, and extra customizations particular to L2 knowledge necessities will enhance usability. As well as, a brand new interface, options, analytics and developer pleasant enhancements will assist create a extra clear and usable neighborhood explorer.

• Quantstamp – Evaluating Rollup Compression
  
  • Compression is commonly missed when discussing rollups. By design, rollups are required to make knowledge obtainable with the intention to confirm state transitions or state roots; nevertheless, the tactic for this publication varies, and will embrace compressed knowledge. There may be additionally variability within the compression strategies used. This challenge will discover the usage of compression within the rollup setting. First, the challenge will explicate locations the place compression is used and doc the strategies which may be used. Second, the challenge will survey current rollups to analyze the approaches which can be really utilized in follow. Third, the challenge will consider approaches proposed or used throughout comparable techniques and try and determine why a selected strategy is used. Lastly, the challenge will use the insights collected with the intention to counsel new approaches for compression of rollup knowledge and pose open issues to the neighborhood.

• Diablobench – Efficiency and Safety Analysis of Layer 2 Blockchain Programs
  
  • The College of Sydney and the EPFL have designed a benchmark suite to guage the safety and efficiency of blockchain techniques. The primary evaluations in contrast layer 1 blockchains reminiscent of Algorand, Solana and Diem and might be printed quickly in a peer reviewed worldwide convention (Eurosys). This challenge goals at including layer 2 blockchain techniques to the Diablo benchmark and to make use of it to provide the primary in depth and lifelike benchmark analysis of layer 2 blockchain techniques on a worldwide deployment.

• Web3-data – Layer 2 Exercise Monitoring & Comparability Suite
  
  • By way of this challenge, we purpose to ship a high-quality set of Dashboards that assist allow knowledge scientists, researchers, and all neighborhood members to raised perceive Layer 2 Exercise
  • We are going to combination knowledge throughout Layer 2 networks leveraging sources reminiscent of Dune, L2Beats, Santiment, CoinGecko, Github, Discord, and, in lots of instances, immediately from the challenge APIs/RPCs.
  • We are going to clear and arrange this knowledge to supply a collection of shows that may enable the neighborhood to visualise adjustments throughout key L2 metrics (e.g. tps, hire paid to Ethereum, progress in TVL, every day energetic addresses, new addresses, complete addresses, charges paid, and developer exercise based mostly on GitHub affiliated repo commits).
  • We purpose to label sensible contracts (and finally allow the neighborhood to label sensible contracts) by utilization classes (Native switch, DeFi DEX, DeFi different, NFT, CEX, Stablecoin, ERC20 different, L2 hire, Bridge, Arbitrage/MEV, Utility). This labeling will enable us to investigate and visualize the utilization patterns on a excessive stage and in addition present the “hottest” sensible contracts within the totally different utilization classes. We’re leveraging recognized labels from Dune, Arbiscan, Etherscan, and others.

• L2 Beat – L2 Beat
  
  • Proceed to work on clear and verifiable insights into rising layer two (L2) applied sciences with expanded metrics and schooling.

📊 Knowledge Visualization

• Quantstamp – Again-Finish API Normal for L2 Block Exporers
  
  • This challenge will clearly outline properties {that a} block explorer ought to implement with the intention to be thought-about feature-complete within the normal layer two setting. Moreover, our objective is to suggest and specify a regular API interface that the layer two networks ought to expose to normal block explorers. We envision that such a standardized interface will allow and enormously simplify the event of a number of block explorers that may plug-and-play reusable with all of the layer 2 networks that help the usual. Within the perfect state of affairs, the usual would flip the event of the core of a brand new block explorer right into a challenge that may very well be accomplished by an skilled group throughout a weekend hackathon. Our objective might be to additionally outline a regular that’s consumer-agnostic. As such, it is not going to matter whether or not it’s consumed by a block explorer that’s supplied commercially, is open supply, or probably even decentralized. The challenge pays particular consideration to what distinctive layer two knowledge a block explorer ought to present, with an emphasis on these associated to safety of the chains monitored by it.

• Blossom Labs – Blobscan
  
  • The primary explorer for the EIP-4844 shard blob transactions. It indexes and presents them in a searchable format that the consumer can visualize and navigate by way of in a simple approach, offering the mandatory infrastructure to scale Ethereum.

🧮 Cryptography and Zero-knowledge proofs

• Zhe Ye, Ujval Misra, and Daybreak Music (College of California at Berkeley) – Specular
  
  • The most well-liked optimistic rollups (ORUs) at the moment, Arbitrum and Optimism, attempt to increase current Ethereum shopper software program (Geth) to help interactive fraud proof (IFP) development, aiming to reuse prior L1 engineering efforts and replicate EVM semantics at L2. Sadly, to take action they tightly couple their on-chain IFP verifier with a selected shopper program binary—oblivious to its higher-level semantics. This strategy (1) precludes the trust-minimized, permissionless participation of a number of Ethereum shopper packages, magnifying monocolture failure threat; (2) results in an unnecessarily giant and sophisticated trusted computing base (TCB) that’s tough to independently audit; and, (3) suffers from a frequently-triggered, but opaque improve course of—each additional rising auditing overhead, and complicating on-chain entry management within the long-term.
  • We’re subsequently targeted on constructing a safe, trust-minimized ORU that addresses these issues, whereas preserving scalability and dispute decision effectivity. To take action, now we have designed an IFP system native to the EVM, that enforces Ethereum’s semi-formally specified semantics [5] exactly on the stage of a single EVM instruction. As part of this work, we constructed Specular, an ORU which leverages Geth—modified minimally with solely 99 lines-of-code to help IFP development—demonstrating the practicality, extensibility and trust-minimal nature of our strategy.

• Nethermind, Justin Thaler (Georgetown College), Matthew Inexperienced (Johns Hopkins College), and Pratyush Tiwari (Georgetown College) – Concrete Safety Evaluation for L2 Deployed Proof Programs
  
  • We suggest to investigate the concrete safety of the proof techniques (SNARKs, STARKs) that safe -rollups. We observe that some proof techniques have safety analyzed within the interactive setting, whereas their safety after making use of the Fiat—Shamir transformation is barely conjectured. Moreover, we imagine that in some instances extra environment friendly assaults are potential than the claimed safety stage asserts.

• Ethstorage – Proof of Storage on L2 Dynamic Datasets with an Ethereum L1 Contract
  
  • Given an inventory of commitments of BLOBs (e.g., KZG commitments from EIP-4844/Danksharding, listed from 0…n-1) in an L1 contract, the challenge is to review an environment friendly proof system to effectively confirm on L1 that the BLOBs are saved off-chain with the specified redundancy (e.g., 30~50 bodily replicas). By placing these storage nodes in an L2 community and assuming 1/m of nodes is sincere, we might construct an L2 storage community that reuses mainnet safety whereas extending Ethereum scalability dramatically.
  • Additional analysis will try and reply the questions of tips on how to construct the proof/verification system if the BLOBs and the commitments are consistently modified (e.g., new BLOBs are appended to the listing or a BLOB of an index is modified); and tips on how to construct incentivized/fee system to make sure desired replication issue utilizing ETH as fee; it’s potential to ask a storage node to retailer partial BLOBs whereas sustaining the identical stage of safety of Mainnet?

We had been extraordinarily proud of the standard of candidates for this grants spherical. The analysis and work they produce may have a constructive impression on the ecosystem. We recommend maintaining a tally of them!