Apache OpenOffice for OS/2 and OS/2 based systems v4.1.6 GA is only available at Bitwise Works - http://www.bitwiseworks.com/shop
This is not about open source/close source, it is done as a courtesy to Bitwise works
to allow them to track downloads, and to prompt you to donate to the developement that
Bitwise Works is doing.

If you like Apache OpenOffice for OS/2, please donate, this maintains the ongoing development and bugfixing.