Reference library for supporting the Portable Network Graphics (PNG) format.
The Animated Portable Network Graphics (APNG) is an unofficial extension of the Portable Network Graphics (PNG) format. APNG patch provides APNG support to libpng.
Simple and fast photo postprocessing editor with sensitometrically correct 48-bit workflow for both digital and scanned photos. Contrast, exposure, color corrections, cropping, USM. Supports Canon/Nikon/etc digital camera RAW files using dcraw utility.
Advanced image processing toolbox for Scilab on Unix/Linux/Mac OS
SIP is the image processing and computer vision package for SciLab, a free Matlab-like programming environment. SIP reads/writes images in formats like JPEG, PNG, and BMP. It does filtering, segmentation, edge detection, morphology, and shape analysis. Download from Git http://siptoolbox.sourceforge.net/devel
JDraw is a pixel oriented graphics editor. It is entirely written in Java, easy to use and saves (animated) GIFs, JPEGs, ICOs (favicons) and PNGs. Requires J2SDK 1.4 or higher.
The cross-platform open source alternative to MS Paint.
RPhoto is a small software aiming at the easy handling of digital camera's photos, and capable of cropping photos with a constant width / height ratio (by example 4:3 for numeric photos). It also have lossless crop / rotate / flip operations.
NAFE -- (not) another font editor -- write and edit linux console font files (.psf) with any text editor
SImg is astronomical image processing software for Linux. Some of the features are deconvolution (various algorithms), removing interferences, automatic shifting of images, computation of PSF and and a visualization tool.
Babygimp is an icon editor for Linux written in Perl/Tk with some unusual features: A clipboard which allows to merge/combine existing images, some sort of plugin support, different sorts of gradients, applying externals filters to selected regions of the
Add a copyright bar on or under a picture. Batch mode.
Image manipulation and generation libraries plus fractal editor and generator examples.
GFourier is a GIMP plug-in to manipulate images in the frecuency domain, using Fourier Transform.
The IPX Gimp Plugins package contains many plugins for the Gimp that are geared towards image analysis, such as: image sharpening, edge detection, region growing, and a number of morphological algorithms.
Picture viewer/editor. It is intended mainly for quick and easy digital photos manipulation. Optimized for minimal amount of keypresses. Planned features include working with groups of pictures, undo/redo, Motion JPEG support.
Burn is a small and compact 32x32 256 color image (sprite) editor for Dos (or POSIX, using Dosbox or Dosemu). It currently contains several gfx-effects than can be applied to images, animation features and a tiny scripting language (amongst others).
Interactive segmentation of objects in photos using alpha-matting technique. This task, also known as 'intelligent scissor' works in particular for semi-transparent objects and fuzzy borders.
Immix aligns and merges a set of similar images in order to decrease the noise.
Line of Sight (LoS) aligns raster images according to user-selected points, and provides support for saving and re-loading collections of aligned images. Keywords: image alignment, image registration, fiducial alignment
Photovault is an photo archiving/organization system
ProntoCrop is a JPEG editor for browsing, deleting,cropping,resizing and rotating a collection of digital camera photos prior to printing. ProntoCrop automatically calculates final print DPI while cropping to prevent "the jaggies".
mvComicsMaker (mvCM) is a free, QT-based graphics editor for creating animations in Linux. Working with mvCM, you are able to use bitmapped images together with vector graphics. You can also combine indexed pictures with true color pictures.