Supported CAD Writers CAD writers supported by HyperWorks X. Format Latest Version Supported File Extensions Supported CATIA Composites Link .h5 FiberSim .h5 IGES v6.0 JAMA-IS .iges .igs Inspire 2018.1 .stmod JT 10.2 .jt Parasolid v30.0.185 .x_t .x_b .xmt_txt .xmt_bin STEP AP214 .step .stp