If you are curious about our API or you are a partner wishing to integrate with us, this is the place to be.

Below you will find the documentation and other resources that you need to be up and running in no time.


You can integrate with Freja eID via:

To obtain client test certificates for accessing the test environment, please send an e-mail to with the following information:

  • Organisation name
  • Address
  • Organisation registration no.
  • Contact details of your technical representative (name, e-mail & phone)

If you have any other questions about integration, please contact

Below you will also find the Testing Instructions if you would like to test the Freja eID mobile app yourself, and our Welcome Pack.


OpenID Connect is a well established authentication and authorization technology that is based on the OAuth2 protocol.

We have a general integration guide on how to set it up, a specific guide on how to configure it on your WordPress website, as well as an Okta integration guide.

General Guide
WordPress Integration Guide
Okta Integration Guide
Login Button Generator


If you would like to integrate via our REST API, we have an in-depth REST API reference guide, as well as a Java Client library.

Rest API Guide
Client Library
Client Library on Github
Design Recommendations