Licenses : License Classifications
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## 3. License Classifications

### 3.1. Open Source

We believe that all of the code in this release (4.8.0) of XFree86 meet the requirements of the Open Source Definition, as maintained by the Open Source Initiative (OSI).

### 3.2. Free Software

We believe that most of the code in this release (4.8.0) of XFree86 meets the requirements of the Free Software definition as defined by the Free Software Foundation (FSF).

Exceptions to this include the GLX extension and CID font code that are covered by the SGI Free Software License B, version 1.1.

Licenses : License Classifications
Previous: XFree86 Project Licensing Policy
Next: XFree86 License (version 1.1)