<ul><li>Modern applications need the ability to toggle features dynamically without redeploying code. Feature flags (or feature toggles) enable: Gradual feature rollouts A/B testing capabilities Emergency kill switches Environment-specific configurations</li><li>This guide compares and implements two popular Java feature flag solutions in Spring Boot: Unleash (Open-source feature management platform) and Togglz (Mature feature toggle library)</li><li>The implementation of feature flags with Togglz involves adding dependencies, defining feature enumeration, configuring Togglz, and using it in the controller</li><li>The implementation of feature flags with Unleash involves setting up Unleash server, adding client dependency, configuring Unleash client, and using feature flags in the code</li></ul>

Feature Flags in Spring Boot: Unleash vs Togglz

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