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Feature Flags: Progressive Delivery and A/B Testing

Implement feature flags for safe deployments. Progressive rollouts, A/B testing, and feature management.

Rottawhite Team10 min readFebruary 16, 2025

Feature FlagsA/B TestingDevOps

Feature Flags

Decouple deployment from release with feature flags.

Benefits

Safe deployments

Progressive rollouts

A/B testing

Kill switches

Trunk-based development

Types of Flags

Release Flags

Feature rollout

Temporary

Experiment Flags

A/B testing

Data-driven decisions

Operational Flags

Circuit breakers

Performance tuning

Tools

LaunchDarkly

Split

Flagsmith

ConfigCat

Best Practices

Clean up old flags

Document flag purposes

Limit flag complexity

Test all variations

Conclusion

Feature flags enable safer, more controlled software delivery.

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