If your university does not have a site license, SSI offers significant discounts for students. A 6-month or 12-month student rental license is often affordable and gives you access to the full power of the software.
A free graphical interface for creating and estimating SEM models. Conclusion
This is not an isolated case. Cybersecurity firms consistently report that "cracked statistical software" is a top vector for targeting researchers and academics.
A "full version" for free is not legally available, as LISREL is proprietary software developed by Scientific Software International (SSI).