Question about krita software.

[Julian]

They use Qt for the UI, OpenGL for the canvas.

On Sat, 18 Apr 2026, 12:33 vad, <shl.makson at gmail.com> wrote:

> Hello!
> My name is Maksims Slapins and I have a question about technical part of
> Krita sofware.
> I am currently a 2nd year CS student at Maastricht University and I want
> to make a decently optimized drawing software as a side project. And I want
> to ask certain questions if possible because I am not sure if my idea will
> be good or not.
> I want to know what did you use for UI, did you use OpenGL like for kanvas
> itself or what else did you use, because I feel like implementing UI fron
> scratch in OpenGL could be painful. Like listeners, file loading/saving and
> such, while I can make it CLI for stuff other than GUI, I would like to
> still know what is a good choice for it.
> Kind regards.
> Maksims Slapins
>
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