You are purchasing an Apache OpenOffice™ Development Unit. Development Units help pay for the costs of developing OS/2 compatible ports of Apache OpenOffice. Development Unit purchases help ensure that development will continue. Note: you are not buying an Apache OpenOffice license. Apache OpenOffice is licensed under the terms of the Apache License v2.0.
Qt makes software development smarter. It is a powerful plattform neutral framework that makes it easy to bring many applications to OS/2 that were written for various other plattforms. With this "Development Unit" you help us to further port Qt 5 to OS/2.
The GCC Compiler is used for most if not all of our projects. And many other free developers use it. Without a up to date compiler it's sometimes very hard to port projects to OS/2. So in the end this is a core part even most user don't see anything from it. With this "Development Unit" you help us to further port GCC to OS/2.