Some different cuts of models would be certainly useful.
We want to cover these kinds of diagrams:
More options regarding class diagrams.
Some behavioral models based on sequence diagrams, for example.
A model at the level of use-case diagrams.
A basic challenge is to figure out some set of models in a way that they nicely complement each other as opposed to having a huge model once and for all.
At this stage, there is very little modeling.
Probably this is the only contribution based on (UML-like) modeling:
http://101companies.org/wiki/Contribution:argoUML
Some different cuts of models would be certainly useful.
We want to cover these kinds of diagrams:
A basic challenge is to figure out some set of models in a way that they nicely complement each other as opposed to having a huge model once and for all.