Open Source (free) RAW File Converter

RawTherapee ® RAW Converter
Cross-platform: Linux, Mac, or Windows, 32-bit or 64-bit
Almost all DSLRs and even some medium format bodies are supported
 

• Features
• Screenshots
• Download Page
• Source Code
• Documentation 
• Blog 
• GPL 3.0: Open Source (free) License

List of Features © 2013 RawTherapee

  

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Update: 

Darktable ®
   Suggested by Christoper Lang of CHROMAdigital
  

Screenshot © 2013 Darktable

An open source photography workflow application

and RAW developer. GNU/Linux / GNOME, Mac OS X 

macports and Solaris 11 / GNOME.  MS Windows not 

supported at this time.

  

• Features
• FAQ 
• User Manual (online)
• Install Page
• GPL 3.0: Open Source (free) License  

   

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