> In this post I’ll show you how to invoke your functions using Aiven’s managed Kafka service and the OpenFaaS PRO connector. A sample function and setup are included, so you can follow along with a free trial, or your existing Aiven account.<p>The Kafka integration is part of the strategy to sustain openfaas in the long run, since most commercial users refuse to sponsor the project or support it in any other way, this offers them something of value that they can pay for, along with a few other features useful for companies:<p><a href="http://docs.openfaas.com/openfaas-pro/introduction/" rel="nofollow">http://docs.openfaas.com/openfaas-pro/introduction/</a><p><a href="https://github.com/openfaas/faas/blob/master/ADOPTERS.md" rel="nofollow">https://github.com/openfaas/faas/blob/master/ADOPTERS.md</a>