Hi, OmniGraffle automators!
You can download the latest build here:
You might need to restart the app at that point to get it to notice the changed setting, but once you've done that there will be a new Scripts menu with commands like
Show Console and
The built-in documentation is very bare bones right now, but Sal Soghoian is putting together a website that goes into a lot more depth about how to actually use the scripting environment (with sample code, etc.). You'll find it over at omni-automation.com.
However, be forewarned that I just found three bugs in the code it created (all easy enough to work around, but definitely something we want to fix before all this ships). [EDIT: These bugs are now fixed, so I removed the extra details describing how to work around them.] If you notice any other bugs, please don't hesitate to report them.
And if you have any questions, please don't hesitate to ask! The sooner we hear from you, the sooner we'll be able to figure out how best to improve what we're building.
P.S. — The latest test builds of OmniOutliner 5 have similar support, which can be enabled in much the same manner: