Druid vs PostHog
A side-by-side comparison of two self-hosted web analytics options — licensing, setup difficulty, resource needs, and what each one replaces.
Not the right match-up?
Druid
Distributed, column-oriented, real-time analytics data store
VS
PostHog
Open-source product analytics platform
| Feature | Druid | PostHog |
|---|---|---|
| Category | Web Analytics | Web Analytics |
| License | Apache-2.0 | MIT |
| Language | Java | Python |
| Setup difficulty | Medium | Hard |
| Min. RAM | 512 MB | 4,096 MB |
| Deployment | docker | docker, kubernetes |
| GitHub stars | ★ 14,042 | ★ 37,548 |
| First released | 2026 | 2020 |
| Replaces | — | Google Analytics, Mixpanel, Amplitude |
Why pick each one
Choose Druid if…
- Released under the Apache-2.0 license
- First-class Docker support for quick deployment
- Mature project with 14k GitHub stars
- Written in Java
Frequently asked questions
Is Druid or PostHog better?
Neither is universally better. PostHog has the larger community, while Druid is simpler to set up (medium difficulty). Choose based on the comparison table above and your own setup.
Are Druid and PostHog free and open-source?
Yes. Druid is licensed under Apache-2.0 and PostHog under MIT. Both can be self-hosted at no software cost.
Can I run Druid and PostHog with Docker?
Druid: yes. PostHog: yes.