Feature Flags
Feature flag and experimentation platforms for controlled rollouts, A/B testing, and feature management
Key Considerations
- ✓ SDK support for your tech stack
- ✓ Evaluation latency and offline support
- ✓ Experimentation and statistical analysis features
- ✓ Team collaboration and approval workflows
- ✓ Pricing model (per seat vs per MAU vs per evaluation)
ConfigCat
Simple feature flag service with CDN-based delivery. Focus on simplicity and speed. Great for teams wanting basic feature flags without complexity.
Flagsmith
Open source feature flag and remote config service. Self-hostable with managed cloud option. A/B testing and analytics included.
Flipt
100% open source feature flag solution. Self-hosted only with no cloud option. GitOps-friendly with file-based configuration. Fast and lightweight.
GrowthBook
Open source feature flags and experimentation platform. Warehouse-native analysis connecting to your data warehouse. Strong statistical engine.
LaunchDarkly
Enterprise feature management platform. Industry-leading feature flags with targeting, experimentation, and progressive rollouts. Used by Microsoft, IBM, and major enterprises.
Split
Feature delivery and experimentation platform. Statistical analysis for experiments with feature flags. Strong focus on measuring feature impact.
Statsig
Feature flags and experimentation platform from ex-Facebook engineers. Statistical significance built-in. Generous free tier with 1M events.
Unleash
Enterprise-ready open source feature flag service. Powerful targeting strategies with self-hosting option. Strong focus on privacy and control.