GIMP 2.10

How tos

Apply transparent background in GIMP

  1. Select Layer → Transparency → Add Alpha Channel
  2. Select the background using the Fuzzy Selection Tool (Magic Wand) and press the Del key.

GIF will allow you single-color transparency, while PNG has full alpha channel support.
See also GIMP Watermark removal

Change color of text within selection

  1. Select layer with color area to be changed, Select –> All, select this color area with the Fuzzy Select Tool, Select –> Invert.
  2. Select layer with text and click text within color area, this should result in selection around text within color area. Make layer with color area invisible.
  3. Click Select –> Selection Editor, set Opacity to 100, Threshold to 80 (normal font weight) or 120 (bold), Fill by to Alpha, and enable Antialiasing. Shrink the selection by 1px in Select –> Shrink.
  4. Select Bucket Fill Tool, choose foreground color, and click on each letter within the color area.

Text along path

  1. Layer –> New Layer and select it
  2. Make a selection, for example a circle with the Ellipse Select Tool by holding down CTRL-SHIFT while drawing
  3. Select –> To Path
  4. For bottom (footer) text omit next step
  5. For top (header) text select the Flip Tool, Direction Horizontal, then click into the circle path of the same layer
  6. Select the Text Tool, choose any location in the same layer then write and format the text
  7. Right-click on the text or right-click on the text layer to the right, select Text along Path
  8. Add another new layer and select it, then Select –> From Path
  9. Select the Bucket Fill Tool and fill the selection with the foreground color
  10. Select –> None
  11. Select the Rotate Tool and rotate the text, then hit the Enter key on your keyboard
  12. Layer –> Layer to Image size
  13. Delete any layers not needed anymore

Alternate text along path

  1. Select a path with the Fuzzy Select Tool, Ellipse Select Tool, etc.
  2. Select menu Select → To Path
  3. Select the Flip Tool
  4. Select Affect: Path and Flip Type: Vertical
  5. Click into the layer with the selection to flip the path
  6. Select the Text Tool and type the text
  7. Right click into the text box and select Text along Path
  8. Select menu Layer → New Layer
  9. Select Path to Selection in window Paths - Brushes / Open the paths dialog
  10. Select the Pencil Tool and paint the text
  11. Select menu Layer → Transform → Arbitrary Rotation, set the center point, and rotate the text
  12. Right click on the temporary layer Floating Selection in window Layers - Brushes and select To new Layer
  13. Delete any layers not needed anymore

Remove background

  1. Right-click on the layer, select Layers –> Add Alpha Channel
  2. Right-click on the layer, select Layers –> Duplicate Layer (not necessary, just to be save to have a backup)
  3. Make copy visible only, then Select All, then select the Fuzzy Select Tool and click into the background area
  4. Select Selection to path, and again Path to selection, and make the path visible
  5. Right-click on the layer, select Add Layer Mask…, choose Selection and click Add
  6. Go to Image –> Fit Canvas to Selection, and save



Resynthesizer allows you to remove watermarks and similar from an image. Download it from the GIMP Plugin Registry or my wiki. Move all files to GIMPPortable\Data\.gimp\plug-ins\.