13 Best feature flag tools

Featured feature flag tools

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  Unleash

  Feature management platform

  Unleash is an open-source feature management platform that lets teams implement and control feature flags across web, mobile and backend applications, segment users, run experiments and manage rollouts with self-hosted or hosted deployment options.

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  Eppo

  Experimentation platform

  Eppo is a data-warehouse-native experimentation platform that lets teams run statistically rigorous A/B tests, manage feature flags, and generate in-depth experiment reports directly on their existing data warehouse.

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  Flipt

  Feature flag solution

  Flipt is an open source, self-hostable feature flag and remote configuration platform with GitOps support, enabling teams to control and rollout features, run experiments, segment users and integrate via SDKs.

Selection criteria and key features

• Rollout flexibility:
  Can it enable gradual rollouts and staged feature releases?
• Targeting rules:
  Does it support detailed targeting for different user segments?
• A/B testing integration:
  Can it integrate with A/B testing frameworks for experimental features?
• Flag control:
  Does the tool allow granular control over feature toggles across environments?
• Real-time updates:
  Does it update feature flags instantly for immediate impact?
• Integration:
  Does it integrate seamlessly with CI/CD and development tools?
• Security and compliance:
  Does it secure flag data and comply with relevant standards?
• Ease of use:
  Is the interface intuitive for developers and product teams?
• Audit logging:
  Does it maintain logs of flag changes and rollout history?

All feature flag tools