Besu, an LF Decentralized Trust project

Besu 26.7.0 is out • PoW sunset complete - Ethash, mining RPC, PoW classes removed • PoS now the default when genesis declares no consensus • New HealthCheckService plugin API github.com/besu-eth/besu/…

Besu 26.6.1 is now available This is an optional update. Highlights: Fix WebSocket RPC event-loop stall Fix QBFT/IBFT2 block creation for contracts that use block.prevrandao Add eth_getTransactionBySenderAndNonce JSON-RPC method. Full release notes: github.com/besu-eth/besu/…

Besu 26.6.0 is now available This is a recommended update for all users. Breaking changes: - Java 25+ is now required to run this release. - RPC changes to enhance compatibility with other ELs (see notes for more details) github.com/besu-eth/besu/…

Besu 26.5.0 is out now! • EIP-7981 added to Amsterdam • EIP-7928 BAL item budget enforced (per-tx) • log4j CVEs (34480, 34478) patched • Bonsai Archive users: full resync required github.com/besu-eth/besu/…

🚀 Besu 26.4.0 is out • eth/70 (EIP-7975), eth/71 + snap/2 block access list exchange (EIP-8159/8189) • IPv6 DiscV5 & RLPx • New txpool_* RPCs • EVM + P2P perf wins • ⚠️ Clique & Holesky removed Repo moved → github.com/besu-eth/besu github.com/besu-eth/besu/….

Next up: Stateless EIP mini-ACD with Luis Pinto from @HyperledgerBesu, @fede_intern from ethrex, @M25Marek from @Nethermind, Mark Holt from @ErigonEth, and @gballet from @go_ethereum. Make sure to tune in! 🗓️ Agenda and more info 👇

Besu 26.2.0 is out This is a recommended update for all users. Highlights - Improved performance of snap sync chain download - EVM optimisations - Improves 70% of EEST benchmarks - EVM optimisations - Improve SAR, SHR and SHL opcodes performance github.com/hyperledger/be…

Huge thanks to @Absa especially @mirgeee for their incredible dedication to Block Access List optimization for the Glamsterdam hardfork. This unlocks 100% parallelization, transforming #Ethereum #Glamsterdam performance. 🚀 Truly grateful for such exceptional contributions!

Finally, don't forget to check out the breaking and upcoming changes: - eth_getLogs and trace_filter were broken to achieve compatibility with other clients. - Plugin API changes github.com/hyperledger/be…

Unlocking gas limit scaling by optimising for the EVM worst cases: - ADD: 86% faster, using new UInt256 implementation - EIP-196 EcAdd 33-128% faster, EcMul 8% faster - Replace BytesTrieSet with HashSet improves CREATE, CREATE2, SELFDESTRUCT and jumpdest analysis by up to 48%

Besu 26.1.0 is out! It's a recommended update packed with performance improvements, stability and quality of life fixes. github.com/hyperledger/be… Here's the headlines... 🧵

BAL devnet 1 is live and going strong ethpandaops.io/networks/bal-d…

Full Release Notes github.com/hyperledger/be…

Bug fixes Fix an issue where Besu does not support 0x80 as transaction type when decoding eth/69 receipts Fix non-deterministic sub-protocol registration during IBFT2 to QBFT consensus migration Fix loss of colored output in terminal when using --color-enabled=true option

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

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!