PostHog
Open-source product analytics with session replay, flags, and experiments.
- Status
- Generally available
- Last checked
- Checked · Oct 16, 2026
- License
- Open source
- Pricing
- Free tier
What it is
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.
Open-source, all-in-one product analytics you can self-host.
When it fits — and when it doesn’t
A good fit for
Open-source product analytics
Own your data with a full toolkit
Teams wanting analytics + flags + replay
One platform instead of several
Known weaknesses
Each one links to the public issue, changelog or docs page it came from, where we have one.
- 01
Self-hosting at scale needs ops
Running it yourself takes infra work
- 02
Breadth over depth in places
Each module is good, not best-of-breed everywhere
What it does well
All-in-one product analytics
Analytics, replay, flags, and experiments in one tool
Open source / self-hostable
Own your data; no per-seat fees self-hosted
Generous free cloud tier
Large free event allowance
Pricing
- Free tier
- YesGenerous free monthly events
- Paid from
- —
- Model
- Usage-based
- Enterprise plan
- Yes
Pricing not independently confirmed — check the vendor’s page.
Performance benchmarks
How Fast Is It?
Set up PostHog
Setup steps, common gotchas and what to check after 30 days.
Get the badge
A small badge for PostHog’s README or site: its name, “Tracked on AI Navigator”, and the availability status and check month from this page. It updates as the catalog does.
Markdown
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