Hello! Long time no hear!
We have been working very hard in recent year helping our customers to pursue their goals. Due to the lack of time we do not showcase those projects in our portfolio. In case you would be interested in what we are doing though – just drop us a line!
In the meanwhile Kamil wrote another blog post about how to extend Admin Columns Pro to add filtering for repeater fields.
So if you have your WordPress admin views of your precious CPT and you struggle how to filter your views based on repeater or relationship field value this blog post is for you.