Welcome to Issue #9 of the Weekly Dev Bytes.

Every week, we bring you the key builder updates and developments from across the Ethereum ecosystem. Let's dive into it.

• Devs, easily find data from the block explorer to use on your app by looking for the API button on Etherscan
• Browse key metrics for popular contracts directly on the explorer under the Cards tab
• Similar match verify a contract instantly if its source code is already verified on other Etherscan explorers

• Get An Address's Nametag such as "Coinbase 10", as well as associated labels such as "exchange"
• Get Daily Block Count and Rewards

FEATURED

Etherscan API V2: Multichain

Access EVM data across 60+ chains with a single API key, by specifying the chain ID.

• Ethereum Foundation announces Treasury Policy
• Lido's Dual Governance 101: explainer
• Ethproofs introduces $300k Real-Time Proving Grants
• Reth v1.4.8 defaults to 60M gas on Mainnet
• EigenLayer's redistribution now live on testnet, enabling AVSs to redirect slashed funds
• 11 pieces of research, code, analysis that Protocol Guild members shipped recently
• Getting up to speed on Uniswap v1 to v4 in 2025
• Local Ethereum #5: May 2025 Roundup
• PeerDAS-devnet-7 Updates
• Euler unveils stablecoin lending infrastructure
• Saying goodbye to OS1: what's changing and what comes next
• CoinGecko launches MCP (Beta) to bring live crypto market data into your favorite AI
• Ethereum Foundation reveals the first report on the Trillion Dollar Security initiative
• Uniswap introduces the v4 Hook Design Lab

• World Foundation, Tools For Humanity unveil World Build 2.0
• $900k available for Unichain lending protocols through conditional funding markets
• Soneium introduces Soneium For All, a fast-track incubator for consumer & gaming apps
• Linea becomes the first zkEVM to directly prove 100% of EVM execution through their ZKPs
• ZKsync introduces Gateway to enable fast interoperability across ZKsync Chains
• Sandeep announces several changes to bring value to POL stakers & clarity to the market
• XRPL EVM sidechain is going live Q2
• Astar's ASTR token pioneers cross-chain interop w/ Chainlink CCIP & SuperchainERC20

Ethereum numbers for the past week:

• Transactions: 9.8M (down 0.85%)
• Account Abstraction Transactions: 14,771 (up 12.41%)
• Median Base Fee: 1.310 gwei, Max Base Fee: 24.52 gwei
• Total Burnt Fees: 2,141.46 ETH (down 2.60%)
• Total Blob Fees: 25.79 gwei (down 15.75%)