Open Collective
Open Collective

Become a contributor

These are all the ways you can help make our community sustainable.

Recurring contribution
Backer

Become a backer for kr 5.00 per month and support us

Starts atkr 5 SEK / month

Recurring contribution
Sponsor

Become a sponsor for kr 100.00 per month and support us

Starts atkr 100 SEK / month

Custom contribution
Donation
Make a custom one-time or recurring contribution.
Project
Packages for validating Swedish organization numbers in different programming languages.
Project
Packages for validating Swedish personal identity numbers in different programming languages.