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Solana officially initiated the advanced phase of its Firedancer client integration on October 1, 2025, promising significant improvements in network throughput, stability, and decentralization.
Oct 1, 2025ConsenSys-backed Linea, a zkEVM Layer 2 network, announced the successful integration of Ethereum's EIP-4844 (proto-danksharding) on its mainnet this week. This pivotal upgrade is set to significantly reduce transaction fees for users, making the network more accessible and efficient.
Sep 28, 2025Arbitrum, a leading Ethereum Layer 2 solution, launched the testnet for its highly anticipated "Atlas" upgrade this week. This significant development promises to further enhance the network's scalability, efficiency, and overall user experience, solidifying its position in the L2 landscape.
Sep 26, 2025The Ethereum 'Osaka' upgrade testnet successfully concluded its validation phase on September 21, 2025, demonstrating key performance and security enhancements. This critical milestone brings the next major Ethereum mainnet upgrade closer to reality.
Sep 21, 2025Arbitrum successfully deployed its anticipated Nitro upgrade on September 19, 2025, significantly boosting transaction throughput and reducing network fees. This marks a major step forward for Ethereum's leading Layer 2 scaling solution.
Sep 19, 2025The Cosmos Hub successfully implemented its Interchain Security v3 upgrade this week, introducing advanced features for shared security and enabling more flexible cross-chain validator sets. This upgrade significantly strengthens the interoperability of the Cosmos ecosystem.
Sep 14, 2025Polygon Miden, the innovative STARK-based ZK-rollup, officially launched its mainnet this week, marking a significant milestone in scalable and private blockchain transactions. This launch promises enhanced throughput and reduced costs for dApps.
Sep 10, 2025The Celestia ecosystem expanded on September 7th, 2025, with the mainnet launch of 'Nebula,' a specialized data availability layer built atop Celestia, designed to enhance scalability for rollups with specific data needs.
Sep 7, 2025Polygon zkEVM has officially rolled out its 'Apex' upgrade, promising significant improvements in transaction throughput and finality for the Layer-2 solution. This development aims to solidify its position in the competitive rollup landscape.
Sep 1, 2025Polygon zkEVM successfully deployed its 'EIP-Proof' upgrade on August 28th, significantly enhancing prover efficiency and reducing transaction finality times. This marks a crucial step in scaling Ethereum with zero-knowledge technology.
Aug 28, 2025Starknet, the Ethereum Layer 2 scaling solution, announced the rollout of a suite of enhanced account abstraction features on August 26th, promising more flexible and secure user experiences. This upgrade is expected to foster greater innovation in dApp development.
Aug 26, 2025StarkWare has officially unveiled Cairo v2.0, the next iteration of its programming language for Starknet, promising substantial reductions in gas fees and enabling developers to build more complex and efficient decentralized applications. This upgrade is a major leap forward for the Layer 2 ecosystem.
Aug 23, 2025Solana has successfully implemented its "Ignition" upgrade on the mainnet-beta, a significant development aimed at enhancing validator performance, increasing network throughput, and further reducing transaction latency. This upgrade is expected to solidify Solana's position as a leading high-performance blockchain.
Aug 20, 2025In mid-August 2025, BtcTurk faced an alleged multi-chain exploit with estimated losses up to $48M. Deposits/withdrawals were halted, highlighting operational security risks at exchanges.
Aug 15, 2025On Aug 14, 2025, BRC2.0 was scheduled to launch on Bitcoin mainnet at block 909,969. The first phase activates the new 6-character BRC20 ticker namespace and makes tickers programmable.
Aug 14, 2025In early August 2025, CrediX suffered a ~$4.5M exploit tied to compromised multisig access, reigniting attention on permission hygiene and governance security in DeFi.
Aug 7, 2025On Aug 5, 2025, the Ethereum Foundation shared “Protocol Update 001 – Scale L1,” detailing work streams focused on scaling execution, blobs, and improving node UX.
Aug 6, 2025Walrus Quilt, a batch storage upgrade for efficiently storing many small files, is expected to go live on Walrus mainnet on July 30, 2025.
Jul 30, 2025