darktable 3.8: Winter Release 2021
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darktable Book Maintenance Release (v1.1.1)

darktable Book Maintenance Release (v1.1.1)

Stefano Fornari has just released a new version of the book Digital photo development with darktable.

Version 1.1.1 is a maintenance update. The release fixes a number of typos and other small editorial changes suggested by the community.

Check out the pdf or packaged version and, as usual, send your comments and …



darktable and research

darktable and research

you might have noticed our equalizer tool, and been confused by it and the many controls. that’s probably partly because you didn’t see a similar thing before, we had to develop it first.

very short history

behind the ui is a powerful frequency domain processing technique, based on wavelets. the most …


different kind of saturation

different kind of saturation

different kind of saturation

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there are many different ways of tuning saturation, darktable does offer a few alternative ways to alter saturation and the reason for this post is to clarify what they do and how they work. the image on left is the original untouched image used for the different examples below, use …


a new caching backend

a new caching backend

since i probably tend to make this more technical than any reader would like to, here’s the take home message:

  • much faster import of folders
  • much faster thumbnail creation for first-time images
  • much improved scalability wrt concurrency
  • much improved scalability wrt total number of images in your database …

released 0.9.2

released 0.9.2

we released version 0.9.2, with a few bugfixes on top of release 0.9.1. this is a new point release in the stable branch thus there are no new features, just

  • updated translations
  • tiling for memory hungry operations and as workaround for old opencl 1.0 drivers
  • new color matrices and white balance presets
  • a lot of …

released 0.9.1

released 0.9.1

we released version 0.9.1, with a few bugfixes on top of release 0.9. and 184 patches, among them

  • new rawspeed, dcraw, libraw
  • fixed various segfaults and deadlocks
  • the pipeline is now more real HDR (unbounded color management, no more gamut clipping in between)
  • fixed a nasty bug which could cause complete loss of …

Introducing The Levels Module

Introducing The Levels Module

![Screenshot](Screenshot.png)

For my final GSOC 2011 task, I set out to build a levels module for darktable, which would behave more or less like the levels tool in GIMP and similar image editors. The user sets a white point, black point, and middle grey point for their image on a histogram, and the tool …


A Tour Of The New Colorpicker

A Tour Of The New Colorpicker

For my third GSOC task, I’ve replaced darktable’s old bottom-bar colorpicker with a new one one that acts as a module in darktable mode. The new picker adds some features over the old version, which some of you will hopefully find helpful. Specifically, we have four new additions:

  • You can now choose point or area …

That other OS

That other OS

The last time I posted to this blog it was my April Fool’s Joke about a file manager (which happened to be just an embedded shell). Since a few people didn’t like that at all I want to assure you that this is no joke at all. However, if you are a Windows user and feel easily offended, then stop reading now.

Still …