Besu, an LF Decentralized Trust project
besuofficial.bsky.social
Besu, an LF Decentralized Trust project
@besuofficial.bsky.social
15 followers 2 following 38 posts
Besu is an open-source Ethereum client developed under the Apache 2.0 license and written in Java. Hosted by LFDT. All are welcome.
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Highlights
Performance improvements for MOD related opcodes #9188
Add --cache-last-block-headers flag to cache the last n block headers persisted to the blockchain #9223
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.
Highlights
- Expose new method to query hardfork by block number in Plugin API
- Support loading multiple transaction selector plugins
- Configurable limit for how much time plugins are allowed to take, to propose transactions, during block creation
- Improve EcRecover precompile performance
Breaking Changes

Remove deprecated option --bonsai-maximum-back-layers-to-load (deprecated since 23.4.0). Use --bonsai-historical-block-limit instead
Fusaka Testnet Fork Schedule:

- Holesky on 2025-10-01 08:48:00
- Sepolia on 2025-10-14 07:36:00
- Hoodi on 2025-10-28 18:53:12
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
...
Highlights:
Add Prague fork time for mainnet
Add support for eth_simulateV1
New metric besu_peers_peer_count_by_client to report the count of peers by client name
Default ExtraData to "besu+version"
Add block import tracer plugin provider
Tune and make configurable the PeerTransactionTracker
📣 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
Release 25.4.1 · hyperledger/besu
ImportantThis is the Pectra Mainnet-ready release. 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:...
github.com
Highlights include:
Add Hoodi as new named testnet using --network=hoodi
Increase Mainnet and Sepolia gas limit to 36M
Parallel EVM: Improve conflict detection by considering slots to reduce false positives
Add era1 format to blocks import subcommand
Add IBFT1 to QBFT migration capability
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/...
Release 25.3.0 · hyperledger/besu
This is a strongly recommended update for all users, including Mainnet. It contains bug fixes, dependency and security updates. Highlights include: Add Hoodi as new named testnet using --network=h...
github.com