An award-winning drawing program for children ages 3 to 12
Tux Paint is a free, award-winning drawing program for children ages 3 to 12. It combines an easy-to-use interface, fun sound effects, and an encouraging cartoon mascot who guides children as they use the program. Kids are presented with a blank canvas and a variety of drawing tools to help them be creative. Along with paintbrush, shapes and text, Tux Paint includes a "stamp" feature to add pre-drawn or photographic imagery to pictures, and a set of "magic tools" that provide filter effects (like blur, tint and waves) and interesting drawing tools (like train tracks, bubbles and grass). Tux Paint includes a collection of "starter" images, both coloring-book style and photo-realistic, and a large collections of stamps are available as a separate download. Additional content can be added by parents and teachers, or downloaded from 3rd parties. Tux Paint is available for Linux, BSD, Windows, Mac OS X and Haiku operating systems.
Free drawing software for Windows, Mac OS X, and Linux
Dia Diagram Editor is free Open Source drawing software for Windows, Mac OS X and Linux. Dia supports more than 30 different diagram types like flowcharts, network diagrams, database models. More than a thousand readymade objects help to draw professional diagrams. Dia can read and write a number of different raster and vector image formats. Software developers and database specialists can use Dia as a CASE tool to generate code skeletons from their drawings. Dia can be scripted and extended using Python.
Reference library for supporting the Portable Network Graphics (PNG) format.
3D game engine (more powerful redesign of the Cube engine) and FPS game
Free editor for PDF documents. Complete editing of PDF documents is possible with PDFedit. You can change raw pdf objects (for advanced users) or use many gui functions. Functionality can be easily extended using a scripting language (ECMAScript).
Swiss army knife of image processing
GraphicsMagick provides a set of commandline tools and programming APIs for manipulating, editing, and converting raster and vector images. It is derived from ImageMagick, with the objective of providing better stability and performance than ImageMagick while retaining the original MIT/X11 license.
Domination is a game that is a bit like the well known board game of Risk or RisiKo. It has many game options and includes many maps. Written in java it includes a map editor, a simple map format, multiplayer network play, single player, hotseat, 5 user interfaces and many more features, it works in all OSs that run java 1.4 or higher, and Android.
A full featured cross-platform image library
Developer's Image Library (DevIL) is a cross-platform image library utilizing a simple syntax to load, save, convert, manipulate, filter and display a variety of images with ease.
K-3D is the free (as in freedom) 3d modeling, animation, and rendering system.
NOTE: FontForge has moved to fontforge.github.io, newer binaries and sources are available at github.com/fontforge. FontForge allows you to edit outline and bitmap fonts. You may create new ones or modify old ones. It is also a format converter and can interconvert between PostScript (ascii & binary Type1, some Type3, some Type0), TrueType, OpenType (Type2), CID, SVG
CinePaint is a deep paint image retouching tool that supports higher color fidelity than ordinary painting tools. CinePaint opens high fidelity image file formats such as DPX, 16-bit TIFF, and OpenEXR, and conventional formats like JPEG and PNG.
The Animated Portable Network Graphics (APNG) is an unofficial extension of the Portable Network Graphics (PNG) format. APNG patch provides APNG support to libpng.
A whole bunch of utilities for primitive manipulation of graphic images. Wide array of converters from one graphics format to another. E.g. from g3 fax format to jpeg. Many basic graphics editing tools such as magnifying and cropping.
A fast way to set photo metadata tags
FastPhotoTagger tries to be the fastest way to set the metadata in your photos. Add, change, delete, and search the metadata fields of your choice. FastPhotoTagger excels when you have lots of files and lots of metadata. With FastPhotoTagger, you can - Set multiple images to have the same tag values - Set individual images to have unique tag values - Display all the metadata in an image - Compare and edit all the metadata in several images - Choose the metadata fields to work with: EXIF, XMP, IPTC, etc. - Define hierarchical keywords - View images and slideshows that display tag values as captions - Create and search a metadata database FastPhotoTagger has versions for PC and Android. FastPhotoTagger uses ExifTool to read & write metadata, HyperSQL to manage its database, and dcraw to display DNG & RAW images.
A Java image editor
Pixelitor is a cross-platform raster graphics editor written in Java. It supports layers, layer masks, text layers, drawing, multiple undo, etc. It has more than 80 image filters and color adjustments, some of which are unique.
EasyBMP is an easy cross-platform C++ library for reading and writing Windows bitmap BMP files. No installation, no need for external libraries, small size, well-documented, and simple enough for the novice programmer to start in just minutes!
HTML5 editor, free and open-source website builder based on Silex
This editor is a free and open-source online tool which lets you design html pages with an interface very close to dreamweaver's or powerpoint's one. But we've put a special touch in it ;) The HTML5 editor is now available online and called Silex. Only developers will want to download Silex source code from github. **No need to download it, simply follow the link bellow**
Album Shaper strives to be the most friendly, easy to use, cross platform application for organizing, annotating, framing, enhancing, stylizing, and sharing your digital photos.
Sodipodi is general vector illustrating application for Linux/Unix and Windows. It uses W3C SVG as native file and in-memory image format and can do many neat things.
A graphical Finite State Machine (FSM) designer.
A graphical tool for designing finite state machines and exporting them to Hardware Description Languages, such as VHDL, AHDL, Verilog, or Ragel/SMC files for C, C++, Objective-C, Java, Python, PHP, Perl, Lua code generation.
CxImage is a C++ image processing library. It can load, save, display, transform images in a very simple and fast way, with transparency, multiple layers and selections, support for BMP GIF JPG PNG MNG TIF ICO TGA PCX J2K JBG RAS PNM RAW PSD
Open-source and cross-platform picture manager and organizer with complete meta information support: add, edit, search and remove XMP, IPTC, EXIF and JPEG Comment. It also offers batch conversion/renaming of images and lossless rotation and cropping.
DoubleType is a type designer (font editor) that builds TrueType font files. Thanks to Java, it runs on Windows, Linux, & Mac. Glyphs are stored in XML based file to aid teamwork. Efficient glyph design by combining existing glyphs and modules.
xmorph/morph/gtkmorph: image warping and dissolving (morphing) programs
BirdFont is a font editor which lets you create vector graphics and export fonts in TTF, EOT and SVG format. Binary releases are available from the website.