Using unauthorized software is a violation of Intellectual Property rights. For a professional or a company, the legal risks include: Potential lawsuits from the software vendor.
The "Exclusive" forums had been buzzing about a "cracked" version—a phantom build that bypassed the license validation. Elias found the link on a buried onion site: DHTMLX_PRO_V9_EXCLUSIVE_CRK.zip dhtmlx pro cracked exclusive