2026-06-18 · firedancer
Firedancer published Frankendancer Mainnet v0.912.40003 on June 16, marking a new mainnet-ready release for Solana validator operators. The release is notable because Frankendancer continues to improve Solana's path toward client diversity while keeping pace with Agave updates and mainnet operational needs.
The release upgrades the Agave submodule to v4.0.3 and adds better filtering for old shreds. The Firedancer release page labels v0.912.40003 as the latest mainnet-ready release.
Validator-client diversity is a major resilience theme for Solana, and Frankendancer releases give operators another production path beyond the dominant client stack. Better shred filtering also matters for network hygiene because validators need to process high-throughput data efficiently and reject stale or irrelevant traffic.
Validator operators should review the release notes, compare the changelog, and test the update against their infrastructure before production rollout. Developers and holders do not need to take direct action, but stronger client diversity improves long-term network reliability.
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