* [LaunchDarkly Server-side SDK for Go v7.19.0](https://github.com/launchdarkly/go-server-sdk) – LaunchDarkly server-side SDK for Go that evaluates feature flags and streams updates for long-running applications. * [LaunchDarkly Relay Proxy v8.23.0](https://github.com/launchdarkly/ld-relay) – Proxies a single streaming connection to multiple local clients for feature-flag SDKs and optionally forwards analytics events. * [LaunchDarkly Server-side SDK for Ruby 8.18.2](https://github.com/launchdarkly/ruby-server-sdk) – Server-side Ruby SDK for evaluating feature flags, sending events, and handling flag updates.