The Graphics section provides the best free and open source alternatives for rendering 2D, and 3D images. The section also includes applications for image file conversion, and creating both mindmaps and diagrams.
K-3D is free-as-in-freedom 3D modeling and animation software. It combines flexible plugins with a visualization pipeline architecture, making K-3D a versatile and powerful tool for artists.
Sweet Home 3D is a free interior design application that helps you place your furniture on a house 2D plan, with a 3D preview.
The Vector-Based Editor section provides the best free and open source alternatives for working with vector-based images, this includes several open source alternatives to Adobe Illustrator.
Pencil is an animation/drawing software for Mac OS X, Windows, and Linux. It lets you create traditional hand-drawn animation (cartoon) using both bitmap and vector graphics. Pencil is free and open source.
Skencil is a Free Software interactive vector drawing application. Known to run on GNU/Linux and other UNIX-compatible systems, it is a flexible and powerful tool for illustrations, diagrams and other purposes.
Krita is a KDE program for sketching and painting, offering an end–to–end solution for creating digital painting files from scratch by masters. Fields of painting that Krita explicitly supports are concept art, creation of comics and textures for rendering. Modelled on existing real-world painting materials and workflows, Krita supports creative working by getting out of the way and with a snappy response.
Seashore is an open source image editor for Mac OS X’s Cocoa framework. It features gradients, textures and anti-aliasing for both text and brush strokes. It supports multiple layers and alpha channel editing. It is based around the GIMP’s technology and uses the same native file format.
The Animation section provides the best free and open source software alternatives for creating both 2 dimensional and 3 dimensional animations.
The Graphics Conversion section provides the best free and open source alternatives for converting different kinds of image files.
The Unidentified Flying Raw (UFRaw) is a utility to read and manipulate raw images from digital cameras. It can be used on its own or as a Gimp plug-in. It reads raw images using Dave Coffin’s raw conversion utility – DCRaw. UFRaw supports color management workflow based on Little CMS, allowing the user to apply ICC color profiles.