Jan 6Open Source Ethereum Infrastructure: A Beginner’s Guide to Essential ResourcesThis article covers essential resources for understanding the open-source software that runs the Ethereum network. Whether you’re a seasoned engineer looking to get involved with the Ethereum infrastructure or a staker eager to improve usability for yourself and others, these resources will provide you with the starting point you need…9 min read9 min read
Dec 19, 2022Solutions to Delay Attacks on RollupsOne of the subtle issues for designers of rollup protocols is how to deal with delay attacks. In this post I’ll talk about what they are and how Arbitrum protects against them, leading up to some exciting new developments. Delay attacks are malicious actions that try to prevent a rollup…7 min read7 min read
Nov 16, 2022Arbitrum Decentralization UpdateHey Arbinauts! Arbitrum Autumn has been going strong and as we crest into November we wanted to share some progress we’ve made towards decentralization. When it comes to rollups, decentralization is an especially complex issue. Arbitrum is in beta today, but it’s important to reiterate that it is designed to…3 min read3 min read
Oct 12, 2022The Merge 2.0: Offchain Labs acquires Prysmatic Labs, the leading Ethereum Consensus Client teamWe’re extremely happy to announce that Offchain Labs is acquiring Prysmatic Labs, the leading Ethereum consensus client. Merging L1 and L2 together, let’s dive into details! Who is Prysmatic labs? If you’ve been keeping up with recent Ethereum development, you’re probably familiar with the Merge, Ethereum’s recent move from proof-of-work to proof-of stake. Prysmatic…3 min read3 min read
Published in Offchain Labs·Aug 31, 2022Arbitrum Nitro: one small step for L2, one giant leap for Ethereum.The time has come Arbinauts. Arbitrum One has now been fully migrated to the Nitro stack! Ahhhhh! Yes, it’s true, Arbitrum One is now running on Nitro — increased throughput, lower fees, next generation rollup architecture is happening, and it’s all live now on Arbitrum One mainnet. This is a…3 min read3 min read
Published in Offchain Labs·Aug 9, 2022It’s time for a new dawn, Nova is open to the public!Tl;dr — Nova is now open to the public! Reddit is launching their community points system on Nova. Bridge to Nova here! Learn more about Nova! Get started Building on Nova here! Arbinauts assemble! The gates of Arbitrum Nova are now open! Yes, you read that correctly — as of…Arbitrum5 min readArbitrum5 min read
Published in Offchain Labs·Aug 4, 2022Prepare Your Engines, Nitro is Imminenttl;dr — Arbitrum One is migrating to Nitro on August 31st! Prep and test your contracts now! Refer to the migration notes, and stay up to date via our Twitter and Discord. One week ago we carried out our migration of the Arbitrum Rinkeby testnet to Nitro. Overall the process…Arbitrum3 min readArbitrum3 min read
Published in Offchain Labs·Jul 15, 2022New Görli testnet and getting Rinkeby ready for Nitrotl;dr — Our new Görli testnet for Arbitrum Rollup is now live, and we’ll be migrating our Rinkeby testnet to Nitro this month. Take time to make preparations, and get ready for Nitro! View the Nitro Migration notes here. See the new testnet info in our docs! Developers! Builders! Hardhatspeople…Arbitrum5 min readArbitrum5 min read
Published in Offchain Labs·Jul 11, 2022Introducing Nova: Arbitrum AnyTrust Mainnet is open for Developerstl;dr. The Arbitrum AnyTrust technology is ready for primetime! We’re launching Arbitrum Nova, a new chain built on our AnyTrust technology and we will be opening it up with a commitment to a fair launch. Arbitrum Nova is live on mainnet and open for developers to deploy their apps ahead…6 min read6 min read
May 9, 2022Arbitrum Odyssey Voting UpdateHey Arbitrum Fam! Sorry for the delay here, we know it has been a bit since the voting occurred but we want to give you a recap of all things Odyssey! Following the closing of the Snapshot vote we’d like to congratulate all 14 projects voted by the community to…4 min read4 min read
