This forum is now a read-only archive. All commenting, posting, registration services have been turned off. Those needing community support and/or wanting to ask questions should refer to the Tag/Forum map, and to http://spring.io/questions for a curated list of stackoverflow tags that Pivotal engineers, and the community, monitor.
No, there is no Maven archetype at the moment. I agree, this could be useful, but the Flex Mojos project might be a more appropriate home for it. We typically support such use cases via project templates in SpringSource Tool Suite instead. Feel free to raise a Jira to request such support in STS at https://issuetracker.springsource.com/browse/STS.