Besu 25.12.0 - Release is now available This is a recommended update for all users. Highlights: Performance: 5-6x faster toFastHex calculation for engine_getBlobsV2 Performance: Optimise engine_getPayload* methods and engine_getBlobsV2 Full Release Notes github.com/hyperledger/...

The Ethereum Fusaka upgrade is live on mainnet and running smoothly across the network. Kudos to ACD and client teams for another deliberately boring rollout. And 60M gas already!

Besu Fleet: Reactive RPC Scaling: architecture, benchmarks, lessons - and it’s now open source! Try it out. Talk here: www.youtube.com/watch?v=HDxa... #BesuOfficial #ethereum.org #devcon.org

Besu performance was a top goal for 2025. In this post: progress toward a 60M gas limit, stronger worst‑case handling (with the Nethermind team), faster sync, and RPC/block processing gains - plus what’s next in 2026. www.lfdecentralizedtrust.org/blog/boostin...

Glamsterdam EIPs - Besu team ranking - hackmd.io/@RoboCopsGon...

Besu 25.11.0 - Release is now available This is a required update for Mainnet containing the scheduling for the upcoming Fusaka hardfork. Highlights: Adds Osaka, BPO1, and BPO2 fork times for Mainnet Increases the Mainnet gas limit to 60M. github.com/hyperledger/...

Besu 25.10.0 - Release is now available This is an optional update for Mainnet users. This is a recommended update for Holesky, Sepolia and Hoodi users for the upcoming Fusaka hardfork. There will be another release before the Mainnet Fusaka hardfork.

Besu 25.9.0 - Fusaka Testnet Release is now available This is an optional update for Mainnet users. This is a required update for Holesky, Sepolia and Hoodi users for the upcoming Fusaka hardfork. There is likely to be another release before Hoodi and maybe before Sepolia.

Besu 25.8.0 is now available This is a required update for all users. Highlights: Performance updates - Sync is faster - Sync uses less memory and CPU - Block creation is faster Security updates - Dependency updates inc fixing CVEs Full release notes: github.com/hyperledger/...

Besu 25.7.0 is now available This is an optional update. Please note the breaking changes. Release Highlights: * Gas limit increased to 45M by default * History expiry enabled by default for new SNAP nodes * Parallel transaction processing enabled by default

Besu 25.5.0 is now available. This is an optional update. Highlights Changes to gas estimation algorithm for `eth_estimateGas` and `eth_createAccessList` Add experimental profile for high spec nodes: increases rocksdb cache and enables parallel transaction processing ...

latest EPF cohort is open for applications! blog.ethereum.org/2025/04/10/e...

📣 Besu 25.4.1 (Pectra Mainnet-ready) is now available 📣 This is a mandatory update, you must update your Mainnet node before the activation of Pectra scheduled for epoch 364032 on 07 May 2025 at 10:05:11 AM UTC. github.com/hyperledger/... Please note known issues. Highlights in thread

Big news for #ethereum #developers, #network architects, and #blockchain #devop pros, the #besu certified professional exam is here! Read the article for study tips, free resources, community support — and a 30% discount code (expires April 30). www.lfdecentralizedtrust.org/blog/prepari...

Our position on the Fusaka hardfork: hackmd.io/@RoboCopsGon... end of thread.

Besu 25.3.0 is now available This is a strongly recommended update for all users, including Mainnet. It contains bug fixes, dependency and security updates. Please note breaking changes, in particular for Windows users on public Ethereum. Full release notes github.com/hyperledger/...

If you are running a Sepolia node, please update to latest Besu before 5 March 2025 at 17:29 ready for Pectra hardfork. github.com/hyperledger/... This includes a fix for an issue discovered during the Holesky fork. Updated required EL/CL versions for Sepolia: blog.ethereum.org/2025/02/14/p...

Direct from #ETHDenver - Modular Chains Beget Modular Clients - www.youtube.com/watch?v=g9Lb...

Hot off the press from #EthDenver - www.youtube.com/watch?v=NAAy...

Hotfix Besu Pre-release - only needed if you're running on Holesky github.com/hyperledger/...

Heading to #EthDenver? Don't miss Gary Schulte from @besuofficial.bsky.social with the latest on EVM parallelization! ethdenver.com/sessions/rec... Hint - we've done a lot since this blog post www.lfdecentralizedtrust.org/blog/introdu...

Heading to #EthDenver? Don't miss Justin Florentine from @besuofficial.bsky.social with the latest on modular Ethereum clients. www.ethdenver.com/sessions/rec...

Besu 25.2.0 now available This is a required update for Holesky and Sepolia users for Pectra. Pectra is scheduled for: Holesky: Mon, Feb 24 at 21:55:12 UTC Sepolia: Wed, Mar 5 at 07:29:36 UTC Release notes inc breaking changes: github.com/hyperledger/...

Here's a recap of the amazing things Besu achieved in 2024 and a look ahead to 2025... 🧵 #ethereum #besuofficial