Yes. A publicly available example of the dashboard capabilities of OutSystems is Pordata:
Outsystems has a number of facilities developers can use to build reports and dashboards and incorporate them into their applications:
An extensive set of charting widgets available out of the box.
Visual data aggregation capabilities
Powerful charting library
Export to Excel
Export to PDF
This video shows an example of the usage of charts.
In an advanced scenario, like integrating with BI tools, OutSystems has an open architecture that works perfectly with the vast majority of business intelligence or data reporting toolsets.
The database on which OutSystems application are deployed, is a standard SQL Server or Oracle database. You can access the underlying database from external conventional tools, and follow a conventional process to consume the data.