Feature flags & experimentation Category leader

Statsig

Feature flags, experiments and analytics in one platform

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Platform combining feature flags, A/B experiments and session replay, with 30+ client and server SDKs. Free Developer plan available.

  • Percentage rollouts
  • User targeting rules
  • Kill switch
  • Multi-language SDKs
  • A/B experiments
  • Per-environment flags

Also includes

  • Approval workflows
  • Scheduled changes
  • Stale flag cleanup
  • Remote configuration
  • Flag dependencies
  • Role-based access
  • Bayesian statistics

From the vendor's own site. Not yet verified by SoftScout. A missing item may just mean we haven't confirmed it.

Feature flags & experimentation Rising

DevCycle

Free plan· $500/mo

Feature flags with edge delivery and OpenFeature support

Key features

  • Percentage rollouts
  • Multi-language SDKs
  • A/B experiments
  • Per-environment flags

Feature flags & experimentation Category leader

LaunchDarkly

Free plan· $10/service connection/mo

Feature flags and experimentation for shipping and testing in production

Key features

  • Percentage rollouts
  • User targeting rules
  • Kill switch
  • Multi-language SDKs
  • A/B experiments
  • Per-environment flags

Feature flags & experimentation Category leader

Optimizely Feature Experimentation

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Feature flags and experiments across backend, mobile and edge

Key features

  • Percentage rollouts
  • User targeting rules
  • Kill switch
  • Multi-language SDKs
  • A/B experiments