Tintii!!!

Tintii
From the site:

Tintii takes full colour photos and processes them into black and white with some select regions highlighted in colour. The technique is known as colour popping or selective colouring – tintii makes it easy.

Very, very simple program that creates stunning black and white effects on color photos.

From this, . .


To this, . .

From Wikipedia:

Film tinting is the process of adding color to black and white film, usually by means of soaking the film in dye and staining the film emulsion. The effect is that all of the light shining through is filtered, so that what would be white light is, in fact, another color.

Download Deb package HERE