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55 votes
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Q: Gimp vs Photoshop

To answer your literal question, there are a few areas where GIMP can be better than Photoshop. It's not particularly common (usually, at best you can expect them to do the job equally well), but it ...
Ilmari Karonen's user avatar
54 votes

Q: Gimp vs Photoshop

Before I start, just to let you know I'm a happy and frequent user of GIMP, but I also have an Adobe CC account, and use the latest version of Photoshop, which I also enjoy using. I'm not a fanboy of ...
Billy Kerr's user avatar
  • 84.8k
51 votes

Gimp: how to combine two images side-by-side

My answer is very much like the previous answer. I still provide it because the above did not directly lead to success. So you have two files: file1.jpeg and file2.jpeg. They can be different formats ...
vaudt's user avatar
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36 votes
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How to resize canvas and background layer in GIMP?

If you want to resize the contents as well (layers, paths...) see Image>Scale image. If you want to just reduce the canvas size, see Image>Canvas size. If you have a 16x16 layer in the middle of ...
xenoid's user avatar
  • 16.7k
36 votes

How to use- "color to alpha" in GIMP when it is grayed out?

Well- this is more of an answer that I wanted to post- but was unable to. This is how you do it- Open the image in GIMP. In the Layers window, right click and select "Add Alpha Channel" From the ...
Tania Chowdhury's user avatar
34 votes
Accepted

How do I directly set layer positions in Gimp?

I see that those answers are a bit old. This instructions are for Gimp 2.10. Once you have created your layer, right click on it. Choose Edit Layer Atribute. Then a dialog appears Alter the offset ...
CaribeGirl's user avatar
30 votes

How do I insert arrows into a picture in GIMP?

There is a plugin: Download arrow.scm and save it to /home/username/.gimp-2.8/scripts (on a Linux system). For example: cd ~/.gimp-2.8/scripts wget https://web.archive.org/web/20160708211721/http://...
Daniel Bidulock's user avatar
30 votes

Can't use any colors other than black in GIMP image

Turns out the image was somehow using Indexed color mode. The solution was to go to Image > Mode > RGB.
Liron Yahdav's user avatar
30 votes
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What algorithm do the NoHalo and LoHalo resize methods use in GIMP?

NoHalo and LoHalo are the new GEGL samplers, developed by Nicolas Robidoux to reduce the blur in the resampled images. NoHalo level 1 consists of one diagonal straightening subdivision followed by ...
Paolo Gibellini's user avatar
27 votes

Editing gifs in gimp

Editing GIFs can be complex if it has lots of frames. You need to edit each frame individually, and this can be tedious. Anyway, it is possible. Here are the steps. To open click File > Open, ...
Billy Kerr's user avatar
  • 84.8k
26 votes
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In GIMP, how can I identify and match the saturation of an image

I think there is some major color profile confusion going on here. When I download the low res version with the vibrant colors you like, I notice that its color profile is Adobe RGB. The hi res ...
Wolff's user avatar
  • 20.8k
24 votes
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How to convert color images to black & white in GIMP?

There are several ways of doing it in GIMP, and it depends on the end-result you want. From your question, one can't know if your desired result is really a "black and white" (only) image, or a ...
jsbueno's user avatar
  • 5,154
24 votes
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Generate colorful streamline pattern (using FOSS)

This is for GIMP Start with something like an A5 canvas size Create a new brush like this Create a new Paint Dynamic preset, and set the matrix as follows Increase the size of the brush as you like,...
Billy Kerr's user avatar
  • 84.8k
20 votes
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How to find the vertical midpoint of a Gimp image or canvas?

After a few more minutes searching, I found the answer. So for anyone else who has this question I want to post a simple concise step-by-step explanation. Script-fu window for setting vertical or ...
Eric Hepperle - CodeSlayer2010's user avatar
20 votes

Blurring the edges of a layer on Gimp?

Simple way Layer>Transparency>Add alpha channel (if grayed the alpha channel is already there) Layer>Transparency>Alpha to selection Select>Shrink by N/2 pixels (N being the span of ...
xenoid's user avatar
  • 16.7k
19 votes
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how to display current colour values of pixel under cursor in gimp?

I'd like to see the color value updated too... at the moment I'm using the Pointer Dialog, which is updated while moving the mouse and shows the numerical values under the cursor: You can show it ...
Paolo Gibellini's user avatar
19 votes

GIMP - How do I change UI DPI?

A simple solution for GIMP 2.10 (both under Linux and Windows): Go to "Edit → Preferences". In the Preferences dialog, go to "Interface → Icon Theme". From the dropdown at the ...
tanius's user avatar
  • 333
19 votes
Accepted

Removing all partial transparency in GIMP

If you want to remove the transparency of the partially transparent pixels, use Layer>Transparency>Threshold alpha. Depending on the threshold this will either make the edge pixels totally transparent ...
xenoid's user avatar
  • 16.7k
19 votes

Gimp: How to export images at a specific dimensional size

GIMP doesn't "provide" such a function, but you can - by paying attention to your workflow. The easiest way to do that is to not rescale your image until you have saved your work. When you have ...
Billy Kerr's user avatar
  • 84.8k
18 votes

How to add a simple border into an image in GIMP

For an individual layer: Select->All Edit->Stroke Selection Choose line style, width->Stroke By default the stroke color is the foreground color
TheShau's user avatar
  • 191
18 votes

Make a selection of image transparent in GIMP

Here is another method to make a selection semi-transparent. Choose Layer > Transparency > Add Alpha Channel if not yet done. Select your area. Choose Select > Float (ShiftCtrlL) for creating a ...
Takkat's user avatar
  • 12.5k
16 votes
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How can I modify a GIF that uses "cumulative layers"?

This is real easy in gimp. You unoptimize the gif to reveal all pixel data in layers (filters/animation/unoptimize). Delete the layers, 2 first in your case, then optimize it again (filters/animation/...
nidhogg's user avatar
  • 176
16 votes
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How to remove background in a scan of an old drawing

There are different ways to do this, but the way I would do it in GIMP is roughly: Color erase tool to remove the bulk of the sepia color. Manual erasing of dark spots which are darker than light "...
diwhyyyyy's user avatar
  • 372
16 votes
Accepted

GIMP will only fill with black

Likely the PNG file is in Indexed Color Mode. Check in Menu: Image > Mode whether it is set to Indexed.... Change it to RGB and you can use any color you'd like.
AAGD's user avatar
  • 3,054
16 votes
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How can I convert a QR code from JPG to SVG with perfect clean squares?

Open the image in GIMP, and crop it to the edge of the QR code as close as you can get. Next you need to scale the image so that 1 square = 1 pixel. There are 33 x 33 squares (I counted them) Do ...
Billy Kerr's user avatar
  • 84.8k
15 votes
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How do I draw horizontal/vertical straight line in GIMP?

You can hold Ctrl key with Shift to restrict the angle of the straight line to multiples of 15°.
Michael Schumacher's user avatar
15 votes

In GIMP, how can I identify and match the saturation of an image

Looking at the pictures you posted, it seems to me that the ones you consider "duller and less vibrant" are actually higher quality images, not just in resolution, but in color information. ...
Tobia's user avatar
  • 351
14 votes

GIMP: How to move a selection in a layer?

The "Move selection" in the Move tools is about moving the selection mask, not the selected pixels. Right after you have made a selection, you can Alt-Ctrl-drag (Alt-Cmd-drag on OSX). Alt-Shift-...
xenoid's user avatar
  • 16.7k
14 votes

PNGs made in GIMP not coming out transparent

I’ve worked out why this might happen. If the Image Mode is set to Indexed Color, then the export doesn’t seem to accept the added alpha channel. So: Image → Mode → RGB File → Export As → imagename....
Svend Hansen's user avatar

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