Flagsmith

Open-source feature flag and remote config platform for releases, A/B testing, and personalization.

PlatformWebfreemiumglobal

Flagsmith is an open-source feature flag and remote config service: release features behind flags, toggle them without deploying, and run A/B and multivariate tests across web, mobile, and server apps. Use the hosted version or self-host; core functionality is open source with paid enterprise governance.

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