Index

Symbols

.gif, Export Image as GIF

.jpeg, Export Image as JPEG

.jpg, Export Image as JPEG

.png, Glossary

.psd, Glossary

.xcf, Glossary

.xcf.gz, Glossary

3D Transform, 3D Transform

8-bit, 16-bit, 32-bit, Advanced Options

A

Abyss Policy, Options

Acquire, Create

Add Alpha channel, Add Alpha Channel

Add Bevel, Add Bevel

Add Border, Add Border

Addition, Lighten Layer Modes, Legacy Layer Modes

Airbrush, Airbrush

Alien Map, Alien Map

Align, Align

Align visible layers, Align Visible Layers…

Alpha, Threshold Alpha, Glossary

Alpha Channel, Layer Properties

Alpha channel, Glossary

Anchor Layer, Anchor layer

Animation

Antialias, Antialias

Antialiasing

Apply Layer Mask (command), Apply Layer Mask

Apply Lens, Apply Lens

Assign Color Profile, Assign Color Profile

B

Background color, Color Area

Background layer, Layer Properties

Basic Setup, Main Windows

Bayer Matrix, Bayer Matrix

Behind (paint mode), Paint Mode Examples

Bézier curve, Paths

Black point, Levels

Blend, Blend

Blending Modes, Layer Modes

Bloom, Bloom

Blur/Sharpen, Blur/Sharpen

BMP, Glossary

Border, Border

Border Average, Border Average

bpp, Glossary

Browser

Brush, Pattern, Gradient area

Brushes, Brushes Dialog

Bucket Fill, Bucket Fill

Buffers

Bugs, Reporting Bugs and Requesting Enhancements

Bump Map, Bump Map

Burn, Darken Layer Modes, Legacy Layer Modes

Burn-In, Burn-In

C

Cage, The Cage Tool

Calibrate monitor, Display

Canvas

Canvas boundary

Canvas effect, Apply Canvas

Cartoon, Cartoon

Cartoon (legacy), Cartoon (legacy)

Center Image in Window, Center Image in Window

Chain icon, Layer Properties

Channel, Basic Concepts, Glossary

Channel encoding, Glossary

Channel Mixer, Channel Mixer

Channels

Checkerboard, Checkerboard

Checkerboard (legacy), Checkerboard (legacy)

CIE lch Noise, CIE lch Noise

Circuit, Circuit

Circular Motion Blur, Circular Motion Blur

Clear, Clear

Clip Warning, Clip Warning

Clipboard Brush, The Clipboard Brush

Clipboard pattern, The Clipboard pattern

Clipping

Clone, Clone

Close, Close

Clothify, Clothify

CML Explorer, CML Explorer

CMYK, Glossary

Coffee Stain, Coffee Stain

Color, Color Management in GIMP, Glossary

Color area

Color Area, Color Area

Color Balance, Color Balance

Color depth, Glossary

Color Enhance, Color Enhance

Color Enhance (legacy), Color Enhance (legacy)

Color Erase, Normal Layer Modes

Color Erase (paint mode), Paint Mode Examples

Color Exchange, Color Exchange

Color management, Display Calibration and Profiling

Color Management, Color Management, Options, Color Management, Glossary

Color model, Glossary

Color Picker, Color Picker

Color profile, Display Calibration and Profiling

Color Profile, Color Management

Color Selector, FG/BG Color Dialog

Color Temperature, Color Temperature

Color to Alpha, Color to Alpha, Color to Alpha…

Color to Gray, Color to Gray

Colorcube Analysis, Colorcube Analysis

Colorize, Colorize

Colormap, Colormap Dialog

Colors

Command line Arguments, Command Line Arguments

Comment, Advanced Options

Compose, Compose

Composition guides, Tool Options

Concepts, Basic Concepts

Context menus, Context Menus

Contrast, Contrast, Stretch Contrast

Convert to Color Profile, Convert to Color Profile

Convolution Matrix, Convolution Matrix

Copy Image Location, Copy Image Location

Copy Named, Buffers Dialog

Copy Visible, Copy Visible

Copy Visible (Layers), Copy Visible

Create Template, Create Template…

Crop, Crop

Crop Layer, Crop Layer

Crop to content, Crop Image, Crop Layer

Crop to selection, Crop Image

CSS Keywords, Using the “FG/BG color” dialog

Cubism, Cubism

Curve Bend, Curve Bend

Curves, Curves

Customize

Cut, Cut

Cut Named, Buffers Dialog

D

Darken only, Darken Layer Modes, Legacy Layer Modes

Dashboard, Dashboard

Data folders

Debugging, Debugging

Decompose, Decompose

Decor, Introduction

Deinterlace, Deinterlace

Depth Merge, Depth Merge

Desaturate, Desaturate

Despeckle, Despeckle

Destripe, Destripe

Device Status, Device Status Dialog

Diagonal Neighbors, Fuzzy selection (Magic wand)

Dialog

Dialogs

Difference, Inversion Layer Modes, Legacy Layer Modes

Difference Clouds, Difference Clouds

Difference of Gaussians, Difference of Gaussians

Differential, Edge

Diffraction patterns (filter), Diffraction Patterns

Dilate, Dilate

Disable Layer Mask, Disable Layer Mask

Discard Color Profile, Discard Color Profile

Displace, Displace

Display

Display-referred, Glossary

Display-referred black , Glossary

Display-referred white, Glossary

Dissolve, Normal Layer Modes, Legacy Layer Modes

Distance Map, Distance Map

Distort Selection, Distort

Dither, Dither

Dithering, Glossary

Divide, Inversion Layer Modes, Legacy Layer Modes

Docking, Dialogs and Docking

Docks

Document History, Document History Dialog

Dodge, Lighten Layer Modes, Legacy Layer Modes

Dodge/Burn, Dodge/Burn

Dot for dot, Options

Dot for Dot, Dot for Dot

Draw, How to Draw Straight Lines

Drawable, Introduction to Layers

Drop Shadow, Drop Shadow

Drop Shadow (legacy), Drop Shadow (legacy)

Duplicate, Duplicate

Duplicate Layer, Duplicate layer

Dynamics, Dynamics

Dynamics Matrix, The Paint Dynamics Matrix

Dynamics Options, Dynamics Options

E

Edge, Edge

Edge feathering (Selections), Options

Edge-Detect, Introduction

Edit Layer Mask, Edit Layer Mask

Edit Template, Edit Template

Editor, Selection Editor

Ellipse Selection Tool, Ellipse Selection

Emboss, Emboss

Emboss (legacy), Emboss (legacy)

Enable Color Management, Enable Color Management

Engrave, Engrave

Equalize, Equalize

Erase, Normal Layer Modes

Eraser, Eraser

Erode, Erode

Error console, Error Console

Exclusion, Inversion Layer Modes

EXIF, Glossary

Export, Export… and Overwrite…

Export As, Export As…

Export File, Export File

Export Histogram, Export Histogram

Export Image as GIF, Export Image as GIF

Export Image as JPEG, Export Image as JPEG

Export Image as MNG, Export Image as MNG

Export Image as PNG, Export Image as PNG

Export Image as TIFF, Export Image as TIFF

Export Image as WebP, Export Image as WebP

Export Images, Save / Export Images

Exposure, Exposure

Extract Component, Extract Component

Eye Dropper, Color Picker

F

Fattal et al. 2002, Fattal et al. 2002

Feathering, Glossary

File

File format, Glossary

Files, Files

Fill Path, Fill Path

Fill Selection Outline, Fill Selection Outline

Fill with Background color, Fill with BG Color

Fill with Foreground Color, Fill with FG Color

Fill with Pattern, Fill with Pattern

Filmstrip, Filmstrip

Filters

filters

Fit canvas to layers, Fit Canvas to Layers

Fit canvas to selection, Fit Canvas to Selection

Flame, Flame

Flatten, Flatten Image

Flip, Flip, Flip Horizontally; Flip Vertically

Flip & Rotate, Flip & Rotate (0°)

Flip horizontally (layer), Flip Horizontally

Flip vertically (layer), Flip Vertically

Floyd-Steinberg, Glossary

Focus Blur, Focus Blur

Fog, Fog

Fonts

Foreground color, Color Area

Foreground Select, Foreground Select

Formats

Fractal Explorer, Fractal Explorer

Fractal trace, Fractal Trace

Fractal trace (legacy), Fractal Trace (legacy)

Full Screen, Full Screen

Fuzzy Border, Fuzzy Border

Fuzzy Selection, Fuzzy selection (Magic wand)

G

Gamma, Gamma, Levels, Glossary

Gamut, Glossary

Gaussian Blur, Gaussian Blur

GBR, Adding New Brushes

GEGL graph, GEGL graph

GEGL operation, GEGL Operation

Gfig, Gfig

GIF, Export Image as GIF, Glossary

GIH, Adding New Brushes

GIMP

GIMP Online, GIMP online

GIMPressionist, GIMPressionist, Orientation Map Editor, Size Map Editor

Glass Tile, Glass Tile

Glossary, Glossary

Gradient, Gradient, Edge

Gradient CSS code snippet, Using the “Gradients” dialog

Gradient Flare, Gradient Flare

Gradient Map, Gradient Map

Grain extract, Inversion Layer Modes, Legacy Layer Modes

Grain merge, Inversion Layer Modes, Legacy Layer Modes

Grayscale

Grid

Guide

Guides, Guides

Guillotine, Slice Using Guides

H

Handle Transform, Handle Transform

Hard light, Contrast Layer Modes, Legacy Layer Modes

Hard mix, Contrast Layer Modes

Heal, Heal

HEIF/HEIC, Export Image as HEIF/HEIC

Help, Help System, Help

High Dynamic Range, Glossary

High Pass, High Pass

Histogram, Histogram dialog, Glossary

Hot, Hot…

HSL Color, HSV Components Layer Modes, Legacy Layer Modes

HSV Hue, HSV Components Layer Modes, Legacy Layer Modes

HSV Noise, HSV Noise

HSV Saturation, HSV Components Layer Modes, Legacy Layer Modes

HSV Value, HSV Components Layer Modes, Legacy Layer Modes

HTML notation, Glossary

Hue-Chroma, Hue Chroma

Hue-Saturation, Hue-Saturation

Hurl, Hurl

I

ICC profile, Color Management in GIMP

Icon Theme, Icon Theme

IFS Fractal, IFS Fractal

Illusion, Illusion

Image, Images Dialog

Image Gradient, Image Gradient

Image Hose, Glossary

Image hoses, Brushes

Image Import and Export, Image Import and Export

Image Properties, Image Properties

Image size, Options, Basic Options

Image window

Image windows

Image Windows

ImageMap, ImageMap

Images

Incremental, Glossary

Indent, Options

Indexed colors, Indexed mode

Indexed Colors, Glossary

Indexed palette, Palettes

Ink, Ink

Input Controllers, Input Controllers

Input Devices, Input Devices

Input Devices (command), Input Devices

Interface

Invert colors, Invert

IPTC, Glossary

J

Jigsaw, Jigsaw

Jitter, Tool Options

JPEG, Export Image as JPEG, Glossary

Justify, Options

K

Kaleidoscope, Kaleidoscope

Keyboard Shortcuts, Interface, Keyboard Shortcuts

L

Languages, Language, Interface

Laplace, Edge, Laplace

Lasso, Free Selection (Lasso)

Lava, Lava

Layer, Glossary

Layer boundary

Layer Boundary Size, Layer Boundary Size

Layer Group

Layer groups, Layer Groups

Layer mask, Layer masks

Layer Modes, Layer Modes

Layers, Introduction to Layers

LCh Chroma, LCh Components Layer Modes

LCh Color, LCh Components Layer Modes

LCh Hue, LCh Components Layer Modes

LCh Lightness, LCh Components Layer Modes

Lens Blur, Lens Blur

Lens Distortion, Lens Distortion

Lens Flare, Lens Flare

Levels tool, Levels

Lighten only, Lighten Layer Modes, Legacy Layer Modes

Lighting effects, Lighting Effects

Line

Line Nova, Line Nova

Line spacing, Options

Linear burn, Darken Layer Modes

Linear Invert colors, Linear Invert

Linear light, Contrast Layer Modes

Linear Motion Blur, Linear Motion Blur

Linear Sinusoid, Linear Sinusoid

List search field, Tab Menu

Little Planet, Little Planet

Lock alpha channel, Using the Layer dialog

Lock pixels, Using the Layer dialog

Long Shadow, Long Shadow

Luma/luminance darken only, Darken Layer Modes

Luma/luminance lighten only, Lighten Layer Modes

Luminance, LCh Components Layer Modes

M

Magic Wand, Fuzzy selection (Magic wand)

Mantiuk 2006, Mantiuk 2006

Map Object, Map Object

Marching ants speed, Options

Masks

Maze, Maze

Mean Curvature Blur, Mean Curvature Blur

Measure, Measure

Measure a distance, Measure

Measure a surface, Measure

Measure an angle, Measure

Median Blur, Median Blur

Menu

Menu-bar

Menus

Merge, Normal Layer Modes

Merge Down, Merge Down

Merge Layer Group, Merge Layer Group

Merge Visible Layers, Merge Visible Layers

Metadata, Metadata

MNG, Export Image as MNG

Modes (color)

Modes (Colors)

Modes of layers, Layer Modes

Module Manager, Modules

Modules, Modules

Moiré, Glossary

Mono-mixer, Mono Mixer

Mosaic, Mosaic

Mouse cursors, Options

Mouse Scroll-Wheel, Tool Options

Move, Move

Multiply, Darken Layer Modes, Legacy Layer Modes

MYB, Adding New Brushes

MyPaint Brush, MyPaint Brush

MyPaint Brushes, MyPaint Brushes Dialog

Mypaint Brushes

N

Navigation

Navigation preview, Image Window

Neon, Neon

New, New…

New image

New Image, New…

New instance, Language

New Layer, New Layer

New View, New View

Newsprint, Newsprint

NL filter, NL Filter

Noise Reduction, Noise Reduction

Nonlinear filter, NL Filter

Normal Map, Normal Map

O

Offset, Offset

Oilify, Oilify

Oilify (legacy), Oilify (legacy)

Old Photo, Old Photo

Opacity

Open, File Open…

Open as layers, Open as Layers…

Open Location, Open Location…

Open Recent, Open Recent

Overlay, Contrast Layer Modes, Legacy Layer Modes

Overwrite, Export… and Overwrite…

P

Padding color, Padding Color

Page Curl, Page Curl

Paint Modes

Paint Tools, Paint Tools

Paintbrush, Paintbrush

Palette

Palette Color Selector, Using the “FG/BG color” dialog

Palette Map, Palette Map

Panorama Projection, Panorama Projection

Paper Tile, Paper Tile

Parasite, Glossary

Pass Through, Layer Groups

Paste, Paste

Paste as new brush, Paste as New Brush

Paste as New Layer, Paste as New Layer

Paste as New Layer in Place, Paste As New Layer In Place

Paste as new pattern, Paste as New Pattern

Paste In Place, Paste In Place

Paste Into Selection, Paste Into Selection

Paste Into Selection In Place, Paste Into Selection In Place

Paste Named, Buffers Dialog

Path

Paths

Patterns

PDF, Glossary

Pencil, Pencil

Perspective, Perspective, Perspective

Perspective Clone, Perspective Clone

Photocopy, Photocopy

Photography, Working with Digital Camera Photos

Pick, Pick

Pin light, Contrast Layer Modes

Pixel, Glossary

Pixelize, Pixelize

Plasma, Plasma

Playback, Playback

Playground, Experimental Playground

Plugins

PNG, Export Image as PNG, Glossary

Pointer, Pointer Dialog

Polar Coordinates, Polar Coordinates

Polygonal Selection, Free Selection (Lasso)

Portrait/Landscape mode, Basic Options

Posterize, Posterize

Precision, Advanced Options, Precision

Predator, Predator

Preferences, Preferences Dialog

Preferences (command), Preferences

Presets

Preview

Previews, Interface

Prewitt compass, Edge

Print Size, Print Size

Printing

Procedure

PSD, Glossary

Python-Fu

Q

Qbist, Qbist

Quantization, Glossary

QuickMask, The QuickMask

Quit GIMP, Quit

R

Re-show Last, Re-show Last

Rearrange Colormap, Rearrange Colormap

Recompose, Recompose

Rectangle

Recursive Transform, Recursive Transform

Red Eye Removal, Red Eye Removal

Red-eyes, Removing Red-eye

Redo, Redo

Reinhard 2005, Reinhard 2005

Remove Alpha channel, Remove Alpha Channel

Remove Holes, Remove Holes

Repeat Last, Repeat Last

Reset All, Reset All Filters

Resolution, Basic Concepts

Retinex, Retinex

Revert (command), Revert

RGB, RGB mode, Glossary

RGB Clip, RGB Clip

RGB Noise, RGB Noise

Ripple filter, Ripple

Rippling, Rippling

Roberts, Edge

Rotate, Rotate, Arbitrary Rotation

Rotate 180°, Rotate 180°

Rotate 90° clockwise, Rotate 90° clockwise

Rotate 90° counter-clockwise, Rotate 90° counter-clockwise

Rotate Colors, Rotate Colors

Rotation, Rotation

Round Corners, Round Corners

Rounded rectangle, Rounded Rectangle

Rulers

Running GIMP, Running GIMP

S

Sample Colorize, Sample Colorize

Sample Points, Sample Points Dialog, Show Sample Points

Saturation, Saturation, Glossary

Save, Save File

Save a copy, Save a Copy…

Save as, Save as…

Save Color Profile to File, Save Color Profile to File

Save/Export Images, Save / Export Images

Scale Image, Scale Image

Scale layer, Scale Layer

Scale Layer, selection contour or path, Scale

Scene-referred, Glossary

Scissors tool, Intelligent Scissors

Screen, Lighten Layer Modes, Legacy Layer Modes

Screenshot, Screenshot

Script-Fu

Scroll-bars

Search and Run a Command, Search and Run a Command

Selection

Selections

Selective Gaussian Blur, Selective Gaussian Blur

Semi-Flatten, Semi-Flatten

Send by Email, Send by Email

Sepia, Sepia

Set Colormap, Set Colormap

Setup, Configuration Folders

Shadows and Highlights, Shadows-Highlights

Sharpen (Unsharp mask), Sharpen (Unsharp Mask)

Shear, Shear

Shift, Shift

Shortcuts, Creating Shortcuts to Menu Commands

Show All, Show All

Show Canvas Boundary, Show Canvas Boundary

Show Grid, Show Grid

Show Guides, Show Guides

Show in File Manager, Show in File Manager

Show Layer Boundary, Show Layer Boundary

Show Layer Mask (command), Show Layer Mask

Show Menubar, Show Menubar

Show Rulers, Show Rulers

Show Scrollbars, Show Scrollbars

Show Selection, Show Selection

Show Statusbar, Show Statusbar

Shrink Wrap, Shrink Wrap

Simple Linear Iterative Clustering, Simple Linear Iterative Clustering (SLIC)

Sinus, Sinus

Slice, Slice

Slice Using Guides, Slice Using Guides

Slide, Slide

Sliders, Tool Options

Slur, Slur

Smooth Palette, Smooth Palette

Smudge, Smudge

Snap to active path, Snap to Active Path

Snap to canvas, Snap to Canvas

Snap to Grid, Snap to Grid

Snap to Guides, Snap to Guides

Snapping, Image Window Snapping Behavior

Sobel, Edge, Sobel

Soft light, Contrast Layer Modes, Legacy Layer Modes

Softglow, Softglow

Softglow (legacy), Softglow (legacy)

Solid noise, Solid Noise

Space bar, Options, Activating the Tool

Sparkle, Sparkle

Sphere Designer, Sphere Designer

Spherize, Spherize

Spinning Globe, Spinning Globe

Spiral, Spiral

Splash-screen, Customize Splash-Screen

Split, Normal Layer Modes

Spread, Spread

Spyrogimp, Spyrogimp

Stack, “Stack” Submenu

Status bar

Stencil Carve, Stencil Carve

Stencil Chrome, Stencil Chrome

Straight Line, Key modifiers

Straighten, Measure

Stress, Stress

Stretch Contrast, Stretch Contrast

Stretch Contrast HSV, Stretch Contrast HSV

Stroke path, Stroke Path

Stroke Selection, Stroke Selection

Subtract, Inversion Layer Modes, Legacy Layer Modes

Supernova, Supernova

Supersampling, Glossary

SVG, Glossary

Swap folder, Folders

Symmetric Nearest Neighbor, Symmetric Nearest Neighbor

Symmetry Painting, Symmetry Painting dialog

System Resources, System Resources

T

Tab menus, Tab menus

Tags, Tagging

TARGA, Glossary

Tear-off line, Tear-off menus

Tear-off menus, Tear-off menus

Temp folder, Folders

Template

Templates, Templates Dialog

Text

Text along Path, Text Context Menu

Text to Selection, The Text Commands

TGA, Glossary

Theme, Theme

Threshold, Threshold

TIFF, Export Image as TIFF, Glossary

Tile, Tile

Tile cache, How to Set Your Tile Cache

Tile Seamless, Tile Seamless

Tileable Blur, Tileable Blur

Tip of the Day, Tip of the Day

Title bar

Tone Mapping

Toolbox, The Toolbox

Tools

Transform, Transform

Transparency

Triangle Color Selector, Using the “FG/BG color” dialog

Tutorial, Common Tasks, Change the Size of an Image for the screen, Change the Size of an Image for print, Compressing Images, Crop An Image, Find Info About Your Image, Change the Mode, Flip An Image, Rotate An Image, Separating an Object From Its Background, How to Draw Straight Lines

Tutorials

U

Undo, Undoing, Undo

Undo History, Undo History Dialog, Undo History

Unified Transform, Unified Transform

Unit Editor, Units

Unit of measurement, Units

Units, Units

URI, Glossary

URL, Glossary

User Manual, User Manual

Using

V

Value, Glossary

Value Invert, Value Invert

Value Propagate, Value Propagate

Values, Levels

Van Gogh (LIC), Van Gogh (LIC)

Variable Blur, Variable Blur

VBR, Adding New Brushes

Video Degradation, Video

View

Vignette, Vignette

Visibility

Vivid light, Contrast Layer Modes

Voronoi, Options

W

Warp Transform, Warp Transform

Watercolor Color Selector, Using the “FG/BG color” dialog

Waterpixels, Waterpixels

Wavelet-decompose, Wavelet Decompose

Waves, Waves, Waves

Weave, Weave

Web

WebP, Export Image as WebP

Whirl and Pinch, Whirl and Pinch

White Balance, White Balance

White point, Levels

Wind, Wind

X

Xach-Effect, Xach-Effect

XCF, Glossary

XDS, The Toolbox

XMP, Glossary

Y

YCbCr, Glossary

YUV, Glossary

Z

Zealous Crop, Zealous Crop

Zoom, Options, Zoom, Zoom

Zoom Motion Blur, Zoom Motion Blur