FreeImage Open Source Dual-License

FreeImage is licensed under the GNU General Public License (GPL) and the FreeImage Public License (FIPL)

You can choose the license that has the most advantages for you:

Use the liberal FreeImage Public License to use FreeImage commercially or

Use the GNU General Public License to use FreeImage into your open source project.

A plain-text version of the FreeImage Public License can be found here.
As stated in § 6.1 of this license, Floris van den Berg may publish revised and/or new versions of the License from time to time. Each version will be given a distinguishing version number.

Using FreeImage in your application

When using FreeImage in your open source or commercial application, you are REQUIRED to :

distribute the license (GNU GPL or FIPL) you choosed with your application (i.e. the TXT file)

provide a suitable acknowledgement, either in the program's "About" box or in the user's manual (or both), for example :

This software uses the FreeImage open source image library. See http://freeimage.sourceforge.net for details.

FreeImage is used under the (GNU GPL or FIPL), version (license version).