Offen logo
Offen logo


Fair web analytics

Offen is an open alternative to common web analytics tools. Gain insights while your users have full access to their data. Lightweight, self hosted and free.


Open & free

Our lightweight and open source code can be fully audited by the community. Offen will always be available for free.

Self hosted

Comply with GDPR guidelines. Don't share data with third parties. Your users have full access to their data.


Fair & secure

Opt-in only. Users must actively give their consent to data collection. All data is encrypted end-to-end.

NLnet logo gray

We are happy to work with NLnet Foundation, which actively supports our efforts as part of its Next Generation Internet initiative.

Gain insights in an ethical way

Web analytics is still an unfair and impenetrable business. A proper alternative to common tools is missing. Therefore we develop one. Learn more


Your job


Self host Offen in compliance with GDPR guidelines.

Integrate the code snippet into pages you want to track.

Make your users aware of the ability to access their data.

Improve your service with fair and transparent insights.

Benefits for your users


Opt in to data collection or decide to not participate at all.

Review own data with detailed explanations of metrics and terms.

Opt out completely at any time or only delete existing usage data.

What you see

Data of all pages where your Offen installation is active.

For example



Unique users


Unique sessions

Top pages

What your users see

Data of all pages a user has visited where your Offen installation is active.

For example


Unique website


Unique sessions

Top pages

More features


Easily analyze multiple websites within one installation.

All website accounts can be shared within teams.

User data is only stored for 6 months and then deleted.

A detailed documentation on how to run Offen is available.

Try as user

Offen is installed on this website. Access your actual usage data now.


Essential metrics

All important statistics that help you to improve your service. Collected without violating the privacy of your users.

Real time


Page views and users


Key metrics


Top pages


Weekly retention


Make a difference

Google Analytics Matomo On-Premise Plausible Offen
Fully self hosted
Open Source code
Data can be exported
Users can see and manage own data
Opt-in only data collection

Switch to fair web analytics

Test drive Offen on your system today

Try demo

All you need to use Offen in production

Get started