Gmsh bụ ihe nrụpụta mesh mesh 3D mepere emepe nwere injin CAD arụnyere n'ime yana post-processor. Ebumnuche ya bụ ịnye ngwa ngwa meshing ngwa ngwa, ọkụ yana enyi na enyi nwere ntinye parametric na ike nhụta ihe dị elu. Ewuru Gmsh gburugburu modul anọ: geometry, mesh, solver and post-processing. A na-eme nkọwapụta nke ntinye ọ bụla na modul ndị a ma ọ bụ na-emekọrịta ihe site na iji interface onye ọrụ eserese, na faịlụ ASCII site na iji asụsụ scripting nke Gmsh (.geo faịlụ), ma ọ bụ iji C ++, C, Python ma ọ bụ Julia Application Programming Interface (API).