Isn't there a free version or something? I had to write some C++ code in the past to send data into kdb and also a decoder for their wire protocol. For both I

Isn't there a free version or something? I had to write some C++ code in the past to send data into kdb and also a decoder for their wire protocol. For both I definitely had a kdb binary to test against. I just needed to test against it. Maybe Kx gave us a development license or something, it was a good few years ago.