RawTherapee, to process RAW photos

As you know, RAW photos are the ones you get and store on the card of your digital camera or mobile device. If you use an editor of the usual ones, the changes made and stored in a new file bring with them irreversible modifications, with losses, in most cases, of quality. RawTherapee is a free tool that allows you to make changes to photos while preserving the original profiles.

To process RAW photos

Having an open source application like RawTherapee is quite a luxury. With it it is possible to process all kinds of images in order to obtain high quality results. From raw photos obtained directly with a digital camera to those that you have downloaded from the Internet and want to customize. It allows adjustment of all aspects, focusing on details, thanks to the use of powerful algorithms: AMaZE, DCB, fast, AHD, EAHD, HPHD & VNG4. It implements an advanced color control system, focused on the white balance for HSV, affecting the management curves of the entire color range.


Among all the features offered by this program, we highlight the following:

  • It offers a high-performance 98-bit processing engine.
  • Preserves the original image data. Do non-destructive work.
  • The enormous amount of algorithms that it implements allows obtaining the greatest amount of detail in order to make adjustments.
  • Supports advanced color management.
  • It offers tools to improve exposure and tonality: tone and laboratory curves, highlights and shadows, tone mapping tools (HDR-like effect), among others.
  • It supports several tools to enhance details, such as the unsharp mask.
  • And some more.

In addition, it is also necessary to take into account the formation of thumbnails quickly, the capacity for batch processing, editing parameters, copy and paste, among others. Noise removal methods such as luma or chrominance reduction will help you achieve truly professional results that border on perfection. And it doesn’t stop there, you will also have several tools that serve to improve the details. The multi-tasking algorithms allow you to successfully carry out your claims.

Free and open source application

RawTherapee is free and open source software, which can be used for free, as long as it complies with the license that supports it: GPLv3. If you are a programmer you can download the source code and modify it. It is a cross-platform application, which works on Linux, Mac OS X and Windows, in 32 or 64 bits. It supports 25 languages, including Spanish.


To get the app, which just released an update just three days ago, you need to go to RawTherapee .