- Added new server option AlwaysEnableNonce to always include a nonce in the INFO block (useful for embedded scenarios).
- Fixed multiple issues: JetStream stream list filtering, memstore max‑messages enforcement, follower reset loops, slow‑consumer blocking, and latency‑tracking panic.
- Improved OCSP handling by allowing intermediate or designated responders to sign responses on behalf of the CA.
Release v2.6.5
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Added Leafnodes support with a configurable dial timeout option for high‑latency links
Upgrade to Go 1.25.12 and bump critical dependencies (klauspost/compress v1.19.2, golang.org/x/crypto v0.55.0).
Decoupled Raft transport and increased disk concurrency (now configurable) with several JetStream performance and memory optimizations;