# UML Diagrams

**URL:** <https://www.ruby-forum.com/t/uml-diagrams/186458>\
**Category:** Ruby\
**Created:** [April 7, 2010, 1:27pm UTC](https://www.ruby-forum.com/t/uml-diagrams/186458 "2010-04-07T13:27:53Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![pollopoop92](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/p/a6a055/32.png) [@pollopoop92](https://www.ruby-forum.com/u/pollopoop92)\
**Post date:** [April 7, 2010, 1:27pm UTC](https://www.ruby-forum.com/t/uml-diagrams/186458/1 "2010-04-07T13:27:53Z")

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Hi list,

someone know with what app i can draw UML diagrams like the ones appear  
at PraProg books, for example, that seems handmaded? Something like yuml  
but standalone 🙂

Thanks in advance,  
Francesco V.

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**Author:** ![pollopoop92](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/p/a6a055/32.png) [@pollopoop92](https://www.ruby-forum.com/u/pollopoop92)\
**Post date:** [April 7, 2010, 8:11pm UTC](https://www.ruby-forum.com/t/uml-diagrams/186458/2 "2010-04-07T20:11:17Z")

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On Apr 7, 2010, at 04:27 , Francesco V. wrote:

> someone know with what app i can draw UML diagrams like the ones appear at PraProg books, for example, that seems handmaded? Something like yuml but standalone 🙂

I’m pretty sure omnigraffle is used in the pickaxe and many others.