OpenCover is a specialist DeFi risk transfer provider, enabling individuals, businesses and institutions to protect themselves against technical and economic risk on-chain. OpenCover Insured Vaults is a new on-chain primitive that enables insured and covered yield for virtually any DeFi vault without changes to the underlying protocol or deposit flow. Insured Vaults solve the hardest problems in on-chain insurance including premium streaming, DeFi native composability and variable length policies.

Hotstuff is a purpose-built L1 for Confidential Integrated DeFi. The audit is for our bridge contract which will live on Ethereum mainnet.

Flying Tulip is an on‑chain financial system that standardizes pricing, credit, and risk across a suite of products, spot trading, lending, perpetual futures, insurance, and a settlement rail. Flying Tulip PUT Option is a unique investment mechanism that allows for a 100% refund at any time, no lockup, no fee, fully liquid in kind redemption via permissionless smart contract interaction, all while maintaining exposure to the sale tokens unlimited upside with full downside protection.

Aave V4 introduces a new Hub and Spoke architecture. This architecture introduces several new design paradigms to Aave, each with their own set of benefits. The contest should focus on edge cases in accounting and new features.

Monolith is a stablecoin-as-a-service platform being launched by Inverse Finance, enabling permissionless creation of immutable, over-collateralized stablecoins using any collateral with an on-chain price feed. Monolith's design features interest-bearing vaults for stablecoin holders, autonomous interest rate controllers, and deployer fee access, all optimized for security, scalability, and cross-chain expansion.

The Ethereum Foundation (EF) is a non-profit that supports the Ethereum ecosystem. We are part of a larger community of organizations and individuals that fund protocol development, grow the ecosystem, and advocate for Ethereum.

Endgame is a fundamental transformation of MakerDAO that improves growth, resilience and accessibility, with the aim of scaling the Dai supply to 100 billion and beyond.

Anyone can say it, only Optimism can back it up. Bedrock is the culmination of countless hours of research and development with the goal of building the best rollup architecture yet.

The first open source, permissionless, feature-complete fault proof system in the Ethereum ecosystem.

Phase-2 of the Babylon mainnet will launch a Babylon PoS blockchain as the first Bitcoin Secured Network (BSN). This will be accompanied by the registration of the stakes created during Phase-1 to the Babylon blockchain allowing them to provide finality service for the it and earn PoS rewards for the service.