The Solana Foundation published an October 22 roundup covering Agave v4.3.2, Firedancer mainnet v26.10.4 and Web3.js v3.1.1. The document states that the Alpenglow feature gate is active on the mainnet, while Firedancer is preparing to retire TowerBFT code. Agave improvements include file-system I/O and validator gossip, while developers are working on earlier checks for unsupported sBPF program deployments. Transaction V1 remains a long-term proposal rather than a completed removal of legacy transaction formats. Adoption, measured performance and financial effects still require confirmation through follow-up updates and concrete results.
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