osFree covered by various open source licenses. This is because some parts were directly taken and adopted from other open source projects. Here is list of the most used licenses
| Part | License | |
|---|---|---|
| osFree command line tools | osFree | |
| 4OS2 command processor | 4OS2 | |
| Regina REXX interpreter | LGPL | |
| OS/2 Toolkit headers | OS/2 Developer's toolkit | |
| Various tools and applications | GPL | |
| Various tools and applications | BSD | |
| Various tools and applications | Public Domain | |