A blog post from my colleague Axel Scheithauer reminded me of the birthday of UML. It seems that no one - including the OMG - except him, has recognized the 20th anniversary of the UML. I will not copy Axel's blog post and instead just highlight some facts about UML and give you a gift if you read on. If you understand German, you can read Axel's blog post here. If not, try the Google-translated English version here. In 1997 the OMG has...

The previous posts Death of the Actor and Death of the Use Case reported about two serious killings in the modeling scene. Many eyewitnesses commented the report. Now it is time for a short review. First the good news: The concepts Actor and Use Case survived the massacre. I’ve seen them still alive and very active in many projects. Sadly the SysML/UML model element Actor is dead – rest in peace – and the modeling element UseCase is in intensive care. The concept Actor...

Although UML is a modeling language for software, it is sometimes also used in systems engineering projects. Since SysML is a kind of a profile you can define your own SysML stereotypes to use a UML modeling tool for SysML modeling. Please click here: http://list.ly/list/2io-popular-uml-modeling-tools  ...