* [LaunchDarkly Server-side SDK for Ruby 8.14.0](https://github.com/launchdarkly/ruby-server-sdk) – Server-side Ruby SDK for evaluating feature flags, sending events, and handling flag updates.

* [Flagsmith v2.238.0](https://github.com/Flagsmith/flagsmith) – Feature flag and remote config service for managing feature toggles across applications.

* [Unleash Client SDK for Node.js v6.11.0](https://github.com/Unleash/unleash-node-sdk) – Node.js SDK for integrating with a feature management platform to evaluate feature flags server-side.

* [LaunchDarkly SDK for Browser JavaScript 3.9.2](https://github.com/launchdarkly/js-client-sdk) – Browser JavaScript SDK for managing and evaluating feature flags in client-side applications.

* [LaunchDarkly Relay Proxy v8.19.2](https://github.com/launchdarkly/ld-relay) – Proxies a single streaming connection to multiple local clients for feature-flag SDKs and optionally forwards analytics events.

* [flopflip v15.1.10](https://github.com/tdeekens/flopflip) – Feature toggling library for React applications with support for Redux and broadcasting systems.

* [Unleash v7.6.5-beta.1](https://github.com/Unleash/unleash) – Feature management platform enabling controlled rollout and testing of new features using feature flags.