Freestyle2 (Mac)
Used by 6 peoplekinesis-ergo.com ↗

“I adore my split keyboard, the Kinesis Freestyle2 Blue.”
Matt Hodges Interview, Political technologist · via Uses This 
“I use a Kinesis Freestyle 2 split keyboard on the recommendation of a colleague who assessed the ergonomics of my desk setup.”
Finn Ellis Interview, Automation engineer (Slack) · via Uses This 
“I use a Kinesis Freestyle II keyboard; top tip is to get some grip tape to put on some of the letters so you can find your way round when you start using it.”
David Lawrence Miller Interview, Ecological statistician · via Uses This