This link was active in 2021 for the Matrix software. It may or may not be compatible with the standard Z3 systems. However, it is an official avenue from Code 3 for programming related hardware.
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: Available in push-button, rotary, or handheld controller styles with backlit legends. Key Software Capabilities code 3 z3 configuration software download 2021
Navigate to the official or Code 3 software downloads portal. This link was active in 2021 for the Matrix software