13 Best feature flag tools

Featured feature flag tools

• 

  GrowthBook

  Feature flag & experimentation platform

  GrowthBook is an open-source feature flagging and experimentation platform that lets teams release and target features, run A/B tests, and analyze results using their own data infrastructure.

• 

  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.

• 

  Statsig

  Experimentation platform

  Statsig is a platform that combines feature flags, A/B testing, product analytics and session replay, allowing teams to experiment on features, analyze results and control rollouts from a single interface.

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