This is an oXygen framework for supporting COLLADA (.dae) files.
To install the framework follow these steps:
- open Oxygen XML editor
- Select option->preferences in the menu
- Select Add-ons
- Click Add
- Enter "https://raw.github.com/softace/oxygen-collada/master/update_site.xml" in the URL box
- Then click Apply
- Then click OK
- Select Help->Check for add-ons updates in the menu.