2026-05-23 · firedancer
Firedancer's latest release, Frankendancer Mainnet v0.910.40000, is now marked mainnet ready. The update is small in surface area but meaningful for validator operators following the cadence of the client as it matures. The main change is an Agave submodule upgrade to v4.0.0, paired with a GUI peers build fix. That combination suggests the release is focused on keeping the client aligned with upstream Solana changes while smoothing operational rough edges.
The release notes call out an upgrade to the Agave submodule to v4.0.0 and a fix for a build issue from GUI peers. The release is explicitly labeled mainnet ready, which makes it relevant to operators watching Firedancer's production trajectory.
Each mainnet-ready release adds confidence that the Firedancer path is still moving forward on a production timeline. For the broader Solana ecosystem, that matters because validator client diversity is a core resilience and performance concern.
Validator operators should review the tag and changelog before deciding whether to adopt the release in their environment. Developers building infrastructure around Solana should keep tracking Firedancer releases, because each step here can affect validator performance, compatibility, and upgrade planning.
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