Creativity was never mainstream...

...until now.

Mainstream delivers high quality websites with creativity in mind.

We are Mainstream.

We are a creative software development startup based in Kampen, the Netherlands, from where we develop, publish and maintain a range of products and services for our customers and clients.

We don't call ourselves creative for no reason.

We create design-first.

We develop some cool stuff.

Here's our finest.


Pettenvolk is a platform for creative minds and businesses, offering tools and services for collaboration, creation and evaluation.

Visit Pettenvolk


Kalisu is a digital education environment focused on creative learning. Featuring built-in tools for use in class, a full library in partnership with NovelMix, tools for easy communication and more, this is truly a best in class solution for every possible type of education.

Visit Kalisu

We like to listen to, and design with our clients.

Customer satisfaction is our top priority.

Clients like us, too.

Hear them out or see for yourself.


spav is the most audiovisual company you'll ever meet.

lorem ipsum dolor sed amet - Stephan van Oort, spav

Visit spav.

Fancy designs are free with us.

Share your wishes and we create.

We don't bite

and we're happy to help you.

If you're still worried about your safety, you can write us from your safe spot. We respond to e-mails and phone calls, too!

Jacob Catsstraat 34
8265 XX Kampen
The Netherlands

KvK 71008810

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