Version 8.8 was designed for Windows XP, Vista, and 7. It may not run reliably on modern systems like Windows 10 or 11 without significant troubleshooting.
The "Latent Variable Analysis" package in R is the premier free tool for SEM. It is open-source, highly reliable, and used in thousands of peer-reviewed studies. lisrel 88 free download upd
Another incredibly powerful, free R package designed for extended structural equation modeling. JASP or Jamovi: Version 8
The ability to visualize models in real-time as they are being calculated. lisrel 88 free download upd