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Optimism is Ethereum, scaled.ethereum-optimism/optimism on GitHub

80 items match, 49 of them low signal.

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Items with a reason of their own, ranked by urgency, weight and how often the project publishes
OP StackL2/L3 Node Softwareop-contracts/v9.0.0ethereum-optimism/optimism·Breaking

op-contracts v9.0.0 (opens in a new tab)

Overview. [!IMPORTANT] This is the op-contracts release for Upgrade 21 (U21). It contains the Glamsterdam gas-constant changes to OptimismPortal2, SafeCall and the cross-domain messengers, ETHLockbox on every chain with lockbox-based pause resolution, interop…OP Stack release notes
OP StackL2/L3 Node Softwareop-proposer/v1.17.0ethereum-optimism/optimism·Security

op-proposer v1.17.0 (opens in a new tab)

Overview. [!IMPORTANT] This is an optional release for operators running v1.16.7, and a strongly recommended one for operators on v1.16.6 or earlier, because it also contains the eMudhra certificate authority fixes from v1.16.7.OP Stack release notes
OP StackL2/L3 Node Softwareop-reth/v2.8.0ethereum-optimism/optimism·Security

op-reth v2.8.0 (opens in a new tab)

Overview. [!IMPORTANT] This is a recommended release for all op-reth operators. It contains the update to reth v2.6.0, which removes the block access list flags and changes several defaults, the removal of v1 historical-proofs storage, a fix that makes op-reth…OP Stack release notes
OP StackL2/L3 Node Softwareop-node/v1.19.11ethereum-optimism/optimism·Security

op-node v1.19.11 (opens in a new tab)

Overview. [!IMPORTANT] This is a strongly recommended release for all op-node operators. It contains security fixes for the compromised eMudhra certificate authority (CVE-2026-111943) and other Go standard-library security fixes, a fix for the sequencer's L1 o…OP Stack release notes
OP StackL2/L3 Node Softwarekona-host/v1.8.0ethereum-optimism/optimism·Security

kona-host v1.8.0 (opens in a new tab)

Overview. [!IMPORTANT] This is a recommended release for all chains. It contains a derivation fix for malformed batches that only a faulty batcher could produce, stricter handling of execution errors, an EVM update, a TLS security fix, and preimage server fixe…OP Stack release notes
OP StackL2/L3 Node Softwareop-challenger/v1.10.0ethereum-optimism/optimism·Security

op-challenger v1.10.0 (opens in a new tab)

Overview. [!IMPORTANT] This is a recommended release for all op-challenger operators. It rebuilds the image on a patched base that resolves a zlib CVE, and includes groundwork for ZK proofs, which are not yet running in production. Other changes. ZK proofs.OP Stack release notes
OP StackL2/L3 Node Softwareop-challenger/v1.9.6ethereum-optimism/optimism·Security

op-challenger v1.9.6 (opens in a new tab)

Overview. [!IMPORTANT] This is a recommended release for all op-challenger operators. It fixes list-games against factories containing super permissioned games, tightens transaction decoding in the bundled kona-host, and updates the container base image to cle…OP Stack release notes

The stream

Newest first
Thu 5 November
op-supernode v1.1.1 (opens in a new tab) · OP Stack op-supernode/v1.1.1 Security
Thu 5 November
op-node v1.20.1 (opens in a new tab) · OP Stack op-node/v1.20.1 Security
Wed 4 November
op-deployer v0.9.0 (opens in a new tab) · OP Stack op-deployer/v0.9.0 Security
Wed 4 November
op-contracts v9.0.0 (opens in a new tab) · OP Stack op-contracts/v9.0.0 Breaking
Wed 28 October
op-proposer v1.17.0 (opens in a new tab) · OP Stack op-proposer/v1.17.0 Security
Tue 27 October
op-dispute-mon v1.6.4 (opens in a new tab) · OP Stack op-dispute-mon/v1.6.4 Security
Tue 27 October
op-reth v2.8.0 (opens in a new tab) · OP Stack op-reth/v2.8.0 Security
Tue 27 October
op-supernode v1.1.0 (opens in a new tab) · OP Stack op-supernode/v1.1.0 Security
Tue 27 October
op-batcher v1.18.0 (opens in a new tab) · OP Stack op-batcher/v1.18.0 Security
Tue 27 October
op-node v1.20.0 (opens in a new tab) · OP Stack op-node/v1.20.0 Security
Fri 23 October
kona-host v1.9.0 (opens in a new tab) · OP Stack kona-host/v1.9.0 Security
Thu 22 October
op-node v1.19.11 (opens in a new tab) · OP Stack op-node/v1.19.11 Security
Thu 22 October
kona-host v1.8.1 (opens in a new tab) · OP Stack kona-host/v1.8.1 Security
Thu 22 October
kona-node v1.7.3 (opens in a new tab) · OP Stack kona-node/v1.7.3 Security
Thu 22 October
op-challenger v1.10.1 (opens in a new tab) · OP Stack op-challenger/v1.10.1 Security
Thu 22 October
op-dispute-mon v1.6.3 (opens in a new tab) · OP Stack op-dispute-mon/v1.6.3 Security
Thu 22 October
op-proposer v1.16.7 (opens in a new tab) · OP Stack op-proposer/v1.16.7 Security
Thu 22 October
op-conductor v0.9.6 (opens in a new tab) · OP Stack op-conductor/v0.9.6 Security
Thu 22 October
op-supernode v1.0.6 (opens in a new tab) · OP Stack op-supernode/v1.0.6 Security
Thu 22 October
op-batcher v1.17.4 (opens in a new tab) · OP Stack op-batcher/v1.17.4 Security
Thu 22 October
op-reth v2.6.1 (opens in a new tab) · OP Stack op-reth/v2.6.1 Security
Thu 1 October
kona-host v1.8.0 (opens in a new tab) · OP Stack kona-host/v1.8.0 Security
Fri 25 September
op-dispute-mon v1.6.2 (opens in a new tab) · OP Stack op-dispute-mon/v1.6.2 Security
Fri 25 September
op-proposer v1.16.6 (opens in a new tab) · OP Stack op-proposer/v1.16.6 Security
Fri 25 September
op-challenger v1.10.0 (opens in a new tab) · OP Stack op-challenger/v1.10.0 Security
Tue 15 September
op-challenger v1.9.6 (opens in a new tab) · OP Stack op-challenger/v1.9.6 Security
Tue 15 September
op-dispute-mon v1.6.1 (opens in a new tab) · OP Stack op-dispute-mon/v1.6.1 Security
Tue 15 September
op-proposer v1.16.5 (opens in a new tab) · OP Stack op-proposer/v1.16.5 Security

Release candidates

Versions the projects put out for testing, carrying the changes the release will bring
op-contracts v10.0.0-rc.1 (opens in a new tab) · OP Stack op-contracts/v10.0.0-rc.1 Breaking
op-deployer v0.9.0-rc.3 (opens in a new tab) · OP Stack op-deployer/v0.9.0-rc.3 Security

Also collected

Per-package monorepo tags, releases that carry little weight, and publications that post several times a day
kona-node v1.10.0 (opens in a new tab) · OP Stack kona-node/v1.10.0 Breaking