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BOUML is an UML 2 tool box which has been in development for several years. It includes a modeler allowing you to specify and generate code in C++, Java, Idl, Php, Python and MySQL.

BOUML is very fast and doesn't require much memory to manage several thousands of classes; see benchmark. BOUML is extensible, and the external tools named plug-outs can be written in C++ or Java, using BOUML for their definition as any other program. The code generators, reverses and roundtrips are ones of the pre-defined plug-outs included in the BOUML distribution.

Note: While the software is classified as

What's New

Version 7.3:

Note: Because the format of the BOUML files is changed, the previous releases of BOUML cannot read a project saved with this version. Obviously this release is able to read the projects made by previous releases of BOUML. In the previous versions the menu Add inherited operation filtered the static operations, this is not anymore the case, to distinguish them they are


  • OS X 10.6 or later

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BOUML User Discussion

4.5 1


Current Version (7.x)


Downloads 841
Version Downloads 107
License Free
Date 03 Jan 2018
Platform Intel 64 / OS X
Price Free
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