As you can see we also flexible in configuration to start weeks from Monday or Sunday supporting different cultures and geo locations.
All versions and packages from the board that have Release Date specified will be shown on the Calendar view.
You can adjust the output of calendar view by applying certain filtering, namely
Tags to filter by Version/Package tags
Columns representing status (or steps in workflow) for versions and packages
We have gathered quite a roadmap for this future including, but limited to
Drag and Drop to change release dates
Milestones on the view
Blackout periods, etc.
But we are also happy for your feedback. Let us know.
Available as Gadget?
Sure, check respective section of this documentation.