RawTherapee is a photo editing application aimed at unprocessed images from digital cameras (RAW format), featuring a wide array of tweaks and filters.

RawTherapee is a photo editing application aimed at unprocessed images from digital cameras (RAW format), featuring a wide array of tweaks and filters.

RаwТhеrарее includes a 96-bіt еngіnе that will allow dесоdіng of RАW іmаgеѕ and it utilizes роwеrful аlgоrіthmѕ АМаZЕ, DСВ, АНD, ЕАНD, НРНD, ІGV, LММЅЕ, VNG4 which provide the most details and least artifacts from your raw photos. It also includes advanced color handling from white balance to HSV (Hue-Saturation-Value) curves, color toning, and color management. There are also tools to enhance details: unsharp mask, RL deconvolution, contrast by detail levels along with multiple denoising methods including luminance, chrominance, impulse (for salt and pepper noise) noise reduction, etc. You can also utilize the standard editing tools like cropping, resizing and rotating, not to mention the ability to quickly toggle over to fullscreen mode, and the use of metadata filters.

RаwТhеrарее supports a large array of cameras, almost all DSLRs, and even some medium format bodies are supported and allows you to load most raw files including 16-, 24- and 32-bit raw HDR DNG images, as well as standard JPEG, PNG (8- and 16-bit) and TIFF (8-, 16- and 32-bit logluv) images.

RawTherapee Features:

High Image Quality
-96-bit (floating point) processing engine.
-Non-destructive editing.
-Powerful CIE Color Appearance Model 2002 (CIECAM02) module.
-Enhanced exposure and tonality tools: tone and Lab curves, highlights and shadows tools, tone mapping (HDR-like effect), etc.

Efficiency
-Multithreaded algorithms for high performance (It can utilize modern processor features, like SSE).
-Quick thumbnails load lightning fast and are replaced later with live thumbnails.
-Batch processing: convert all the developed images at once without loading the processor while you work.
-Copy/paste editing parameters from one file to many other. Partially copying and/or pasting is also possible.
-Basic tools immediately at your hands.
-Parallel editing of multiple images in separate editor tabs, and/or all at once from the file browser.
-An optional secondary display can be used.

Versatility
-Can save JPEG, PNG (8- and 16-bit) and TIFF (8- and 16-bit) images.
-Advanced control over the algorithms with many fine-tuning parameters and curves.
-Can send to GIMP or the editing tool of your choice in one click (16-bit TIFF file).
-Command line usage besides the normal graphical interface.
-Various layouts: multiple tabs, single tab with filmstrip, vertical tab with filmstrip, dual monitor.

Freedom for Free
-RawTherapee is free and open source software, meaning you can use it free of charge, wherever you like on whatever hardware you like, as long as you abide by the copyleft GPLv3 license.

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