Sign up for ONKI

The usage of the service is free of charge, but you must create an access key for using the mash-up components and APIs for accessing the ontologies. This information is used for maintaining an overview on which parts of the service is used, how frequently and by whom. We may also use the email addresses to inform the regular users about important changes in the service.

Please note that the ONKI access key is domain name or IP address specifc and it's generated from the domain name you type in the "client" field in the form below. ONKI Selector can be used on a web page which domain name matches the one you register with the form. Similarly, ONKI APIs can be used from a machine which domain name of the hostname matches the one you register with the form.

The key will be sent to your email address. Thank you for using and testing ONKI!

Your current hostname: (

clientExample: OR
organizationExample: Aalto University