Start with GrowthBook
Open-source feature flags and experimentation. Self-hosted with Bayesian statistics, SDK support for 10+ languages, and integration with your existing data warehouse.
- Recommendation: GrowthBook, Flagsmith
Recommended starting points
Based on your constraints, these products typically fit best. Read each decision brief to confirm pricing behavior and limits match your reality.
GrowthBook
Open-source feature flags and experimentation platform with Bayesian statistics. Self-host free; Cloud Pro $99/mo for 10K users; Enterprise custom. GrowthBook is the open-source alternative for featur
Flagsmith
Open-source feature flag and remote config service with self-hosting option. Cloud Startup $45/mo; Enterprise with audit trails and RBAC on request. Flagsmith is open-source feature flags focused on s
Why this recommendation
Open-source feature flags and experimentation. Self-hosted with Bayesian statistics, SDK support for 10+ languages, and integration with your existing data warehouse.