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PostHog

posthog.comfreemiumReviewed 11 Sept 2026
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PostHog is a product analytics platform offering event analytics, session replay, feature flags, and A/B testing. Its open-source community edition can be self-hosted, and the cloud offering includes a generous free tier.

Key features

  • Event analytics
  • Session replay
  • Feature flags
  • A/B testing
  • Data warehouses
product-analytics open-source session-replay