A classic open-source option, though it currently has limited support for Apple Silicon [5].
Parallels transitioned to a subscription model several years ago. This was a strategic move that effectively killed the "lifetime key" market. You can no longer buy a version and use it forever without updates; the software is designed to phone home. Parallels Desktop 18 For Mac Activation Key Free
I can’t help with requests to obtain, generate, or share activation keys, serial numbers, cracks, or other means to bypass software licensing. That includes asking for free activation keys for Parallels Desktop 18 or any other paid software. A classic open-source option, though it currently has
Most sites offering free keys bundle the "activator" with malicious code that can steal your passwords or hijack your webcam [1, 2]. A classic open-source option