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Ethereum releases, writing, news and network upgrades

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All components used to run Basebase/base on GitHub

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BaseL2/L3 Node Softwarebase/base·Breaking

v1.5.3 (opens in a new tab)

Operator action. Breaking changes. None. What's changed. base-reth-node. Prevents a state root mismatch (Reth#28264) · Bug fixes and general improvements · base-consensus. Bug fixes and general improvements · Full changelog:Base release notes
BaseL2/L3 Node Softwarebase/base·Recommended

v1.5.0 (opens in a new tab)

What Changed. [!IMPORTANT] Base Mainnet: This release is safe for mainnet node operators to upgrade to. Denim is only scheduled on Base Sepolia, so mainnet behavior is unchanged. The mainnet Denim activation will come in a future release.Base release notes
BaseL2/L3 Node Softwarebase/base·Recommended

v1.4.2 (opens in a new tab)

Latest Release. [!IMPORTANT] This release replaces v1.4.1, and operators must upgrade to v1.4.2. What Changed. [!IMPORTANT] Base Mainnet: Operators must upgrade to this release by September 30 at 18:00:00 UTC for the Cobalt hardfork.Base release notes
BaseL2/L3 Node Softwarebase/base·Recommended

v1.4.0 (opens in a new tab)

What Changed. [!IMPORTANT] Base Sepolia: Operators must upgrade to this release by September 23 at 18:00:00 UTC for the Cobalt hardfork. See here for more information. --rollup.disable-tx-pool-gossip has been deprecated as a CLI flag for base-reth-node.Base release notes
BaseL2/L3 Node Softwarebase/base·Recommended

v1.3.1 (opens in a new tab)

[!IMPORTANT] This is a recommended upgrade for node operators to ensure optimal performance and reliability. What's Changed. chore(reth): bump Reth to v2.5.2 by @meyer9 in · Full Changelog:Base release notes
BaseL2/L3 Node Softwarebase/base·Recommended

v1.2.0 (opens in a new tab)

What Changed. [!IMPORTANT] Base Mainnet: Required upgrade and migration by mid August. Base Sepolia: Highly recommended upgrade and migration. Migration time: Migrations may take a while, we strongly suggest you start mainnet as soon as possible.Base release notes
BaseL2/L3 Node Softwarebase/base·Recommended

v1.1.1 (opens in a new tab)

What Changed. [!IMPORTANT] Base Mainnet: Operators must upgrade to this release by June 25th at 18:00:00 UTC for the Beryl hardfork. See here for more information. Base Sepolia: Recommended upgrade to improve Flashblocks stability base-reth-node.Base release notes

The stream

Newest first
Thu 5 November
Wed 14 October
v1.5.0 (opens in a new tab) · Base Recommended
Wed 23 September
v1.4.2 (opens in a new tab) · Base Recommended
Wed 23 September
v1.4.1 (opens in a new tab) · Base Recommended
Wed 16 September
v1.4.0 (opens in a new tab) · Base Recommended
Thu 10 September
Wed 2 September
v1.3.1 (opens in a new tab) · Base Recommended
Tue 1 September
Wed 22 July
v1.2.0 (opens in a new tab) · Base Recommended
Thu 18 June
v1.1.1 (opens in a new tab) · Base Recommended
Fri 12 June
v1.1.0 (opens in a new tab) · Base Recommended
Fri 5 June
Wed 3 June
v1.0.0 (opens in a new tab) · Base Recommended
Wed 27 May
Thu 21 May
v0.9.0 (opens in a new tab) · Base Recommended
Fri 8 May
v0.8.0 (opens in a new tab) · Base Recommended
Tue 21 April
Fri 17 April
Thu 16 April
Wed 15 April
Fri 10 April
v0.7.2 (opens in a new tab) · Base Recommended
Thu 9 April
v0.7.1 (opens in a new tab) · Base Recommended
Wed 8 April
v0.7.0 (opens in a new tab) · Base Recommended
Fri 27 March
Tue 3 March
Mon 2 March
Wed 18 February
v0.4.1 (opens in a new tab) · Base Recommended
Tue 17 February
Fri 30 January
Tue 27 January
Wed, 19 November 2025
Mon, 17 November 2025
Wed, 5 November 2025
v0.1.16 (opens in a new tab) · Base Recommended