- Added ReloadOptions API for config reload without files and introduced Kind/ClientType for CONNECT/DISCONNECT events.
- JetStream enhancements: Description field, new DeliverLastPerSubject policy, plus multiple bug fixes (data race, consumer limits, pending count, purge handling).
- Various fixes and improvements: TLS timeout parsing with units, OCSP handling for embedded TLS, executable symbol table retained, and stricter server name uniqueness.
Release v2.3.3
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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;