EMPHASIS: A principle of design, it refers to a way of combining the art elements to stress the differences between those elements and to create one or more centers of interest in a work of art.
The Catalyst Software Suite already includes compatible GPU driver - - you don't need to download driver separately, and certainly not a beta one. Leave them alone unless an update fixes a problem you're experiencing or offers new features you absolutely must have.
Eclipse software development kit (SDK) is free and open-source software, released under the terms of the Eclipse Public License, although it is incompatible with the GNU General Public License. It was one of the first IDEs to run under GNU Classpath and it runs without problems under IcedTea.