PostHog

Open-source product analytics with session replay, flags, and experiments.

EstablishedOpen SourceLow lock-in
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Pricing

Free tier

Usage-based

Adoption

→Stable

License

Open Source

Data freshness

Unverified

Overview

What is PostHog?

PostHog is an all-in-one, open-source product analytics platform: event analytics, session replay, feature flags, A/B testing, and surveys — self-host or cloud.

Key differentiator

“Open-source, all-in-one product analytics you can self-host.”

Capability profile

Capability Radar

Ease of StartEcosystemValueMaturityFlexibilityScale Ready

Honest assessment

Strengths & Weaknesses

↑ Strengths

All-in-one product analyticshigh

Analytics, replay, flags, and experiments in one tool

Open source / self-hostablehigh

Own your data; no per-seat fees self-hosted

Generous free cloud tiermedium

Large free event allowance

↓ Weaknesses

Self-hosting at scale needs opsmedium

Running it yourself takes infra work

Breadth over depth in placeslow

Each module is good, not best-of-breed everywhere

Fit analysis

Who is it for?

✓ Best for

Open-source product analytics

Own your data with a full toolkit

Teams wanting analytics + flags + replay

One platform instead of several

Cost structure

Pricing

Free Tier

Available

Generous free monthly events

Starts at

Usage-based after free tier

Model

Usage-based

Enterprise

Available

Performance benchmarks

How Fast Is It?

Ecosystem

Relationships

Alternatives

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Next step

Get Started with PostHog

Step-by-step setup guide with code examples and common gotchas.

View Setup Guide →