The single platform to analyze, test, observe, and deploy new features

PostHog is a suite of tools for builders. Get product analytics, session replay, feature flags, A/B testing, and more.

[ Hand-drawn Hedgehog Illustration ]

+15% conversion

TRUSTED BY OUTSTANDING TEAMS AT

Y Combinator

Airbus

Pruvit

Hasura

Products

Everything you need to build successful products

Product Analytics

Understand what your users are doing. Build funnels, user paths, and retention cohorts with a few clicks.

Explore Analytics →

Session Replay

Watch real users interact with your app. Debug issues faster and understand where users get stuck.

Explore Replay →

Feature Flags

Safely roll out new features to a percentage of users, specific cohorts, or just your internal team.

Explore Flags →

A/B Testing

Test changes before you commit. Run experiments to see how new features impact your key metrics.

Explore Testing →

We're open source and community-built

PostHog is built by a team of engineers who wanted a better way to understand product usage without sending all our data to third parties. We build in the open, and our roadmap is public.

> git clone posthog
> docker compose up
Starting posthog_web_1 ... done