UmpleOnline: Generate Java, C++, PHP, Alloy, NuSMV or Ruby code from Umple

Draw on the right, write (Umple) model code on the left. Analyse models and generate code.
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JavaScript is disabled so the dynamic features of this page will not work. To use UmpleOnline, turn Javascript on. Otherwise you can download the command-line Umple compiler or use Eclipse. // This example generates the warning // because "goToS2" has "param" which could be // either an object of class "Y" // or the enumeration "Y" class X { enum Y { Red, Blue, Green } sm { s1 { goToS2(Y param) /{ System.out.println(param); } -> s2; } s2 {} } } class Y { }