PostHog
Open-source product analytics with event tracking and feature flags
About PostHog
PostHog is an open-source product analytics platform combining event tracking, session recording, feature flags, A/B testing, and surveys. Self-hosted or cloud with generous free tier.
Best for
Best for product teams wanting open-source analytics with event tracking and experimentation
Pros & Cons
Pros
- All-in-one: analytics, session recording, feature flags, A/B tests
- Generous free tier (1M events/mo)
- Open-source with self-hosted option
Cons
- Less mature CDP features than Segment
- Product analytics focus — not a full CDP
- Self-hosted requires engineering resources
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