1)   Tess 1.63
While you draw, Tess will maintain the symmetry group you have chosen; 11 rosette (circular), all 7 frieze (strip), and all 17 wallpaper groups are included. Illustrations may be printed from Tess or exported to JIF, PCX, DXF, SVG, and other formats.

 2)   Tess (Mac) 1.66
While you draw, Tess will maintain the symmetry group you have chosen- 24 rosette (circular), all 7 frieze (strip), and all 17 wallpaper groups are included. Illustrations may be printed from Tess or exported to GIF,JIF,PCX,DXF,SVG,and other formats.