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Open-source product analytics suite: events, session recordings, A/B tests and feature flags

Recommended Free plan Open source

Choose it if you have a technical person and want session recordings and analytics together; skip it for a simple landing page.

This link goes to the official site, posthog.com. We do not earn anything from this click.

Home page of PostHog
Home page of posthog.com on November 10, 2026. The service interface changes, and the name and logo belong to their owner.

About this service

Open-source product analytics suite: events, session recordings, feature flags, experiments, surveys and errors in one account. Runs in the cloud (EU available) or on your own server. Pay-as-you-go after a free monthly allowance, with no fixed minimum.

What you can do with it

  • watch session recordings on a website
  • signup funnel in an app
  • A/B test of an order button

Who it suits

  • SaaS
  • apps
  • e-commerce

Strengths

  • everything in one product with a generous free allowance
  • open source and self-hosted
  • without a card it will not charge beyond the free limit

Limitations

  • harder for an owner without a technical person
  • usage-based pricing per product, so you need to watch the limits

Integrations

  • Slack
  • Zapier
  • GitHub
  • BigQuery

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