darktable is an open source photography workflow application and raw developer:
https://www.darktable.org

Free/Open Source Photography:
https://pixls.us/​

0:00 Intro
1:39 color equalizer intro
2:38 contrast and colors with filmic
7:46 comparison between filmic and sigmoid
11:11 per channel color processing in sigmoid
15:20 further options in sigmoid further corrections with other modules
25:33 split toning for color grading


The raw file used in this video was provided by Josef Šmolík.