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6 tools curated
Best Feature Flags & Experimentation in 2026
Roll out and A/B-test new features safely. Below is the shortlist we rely on, with pricing, descriptions, and direct official links.
Top 5 Feature Flags & Experimentation
01
LaunchDarkly
Paidlaunchdarkly.comFeature management platform for the enterprise.
02
Statsig
Freemiumstatsig.comFeature flags and experimentation, free for startups.
03
PostHog Feature Flags
Freemiumposthog.comOpen-source flags as part of PostHog product analytics.
04
Flagsmith
Freemiumflagsmith.comOpen-source feature flag and remote config service.
05
GrowthBook
Freemiumgrowthbook.ioOpen-source feature flags and A/B testing.
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8 toolsNeed help with Feature Flags & Experimentation?
We've shipped products on every major tool here. Tell us what you're building and we'll recommend the right combination.