
ASEPRITE
Animated sprite editor & pixel art tool
chinese-calendar
Chinese lunar calendar
Eye of MATE Image Viewer
Browse and rotate images

Gallery
Browse your photographs
GIMP Image Editor
Create and edit images or photographs
Gnome Paint Drawing Editor
Create and Edit Drawings or Images

LXImage
The LXQt image viewer
GNU Paint
A small-scale painting program for GNOME, the GNU Desktop
gThumb
View and organize your images

Gtkam Digital Camera Browser
Browse and download images from an attached digital camera

sane-pygtk
A minimal program to work with scanner.
KolourPaint
An easy-to-use paint program

Luminance HDR
Luminance is a graphical user interface used to create and tonemap HDR images

Tupi: 2D Magic
2D Animation Toolkit

mtPaint graphic editor
painting program to create pixel art and manipulate digital photos
MyPaint
Painting program for digital artists

nip2
Image manipulation program based on VIPS

Pencil2D
Create traditional hand-drawn animation using both bitmap and vector graphics
Pinta
Easily create and edit images
PRICE
Precision Raster Image Convolution Engine

Nomacs
nomacs is a free, open source image viewer.

RawTherapee
An advanced raw photo development program

rgbPaint painting program
Simple painting program for pixel art

ScreenGrab
Screen capture
Simple Image Reducer
Reduce and rotate images in three-four clicks.

Tupi: Open 2D Magic
2D Animation Toolkit
chinese-calendar-autostart
Chinese lunar calendar auto start

XSane Image scanning program
A program to work with scanner. Can be used as a scanning, copier, OCR, fax tools.

XSD Diagram
XML Schema Definition (XSD) diagram viewer
GNU Image Manipulation Program
Create images and edit photographs
Import with gThumb
Import the photos on your camera card

mtPaint
Painting program to create pixel art and manipulate digital photos

qiv
Quick Image Viewer

xzgv Picture Viewer
A fast, keyboard-controllable picture viewer

XSane
Acquire images from a scanner

xzgv Image Viewer
View different types of images

KXStitch
A cross stitch application

PhotoCollage
Graphical tool to make photo collage posters from multiple images
Stegosuite
A steganography tool

Import with Pix
Import the photos on your camera card

Pix
View and organize your images

Goxel
3D voxel editor

LProf
Hardware ICC Profiler

CinePaint
Edit high resolution and HDR pictures

Image Scan! for Linux
Scan documents and images with your Epson scanner

Krita
Digital Painting
GREYCstoration
GREYCstoration image denoising and interpolation tool
Eyesight
Browse and rotate images
Immix
Immix aligns and merges a set of similar images in order to decrease the noise.