Graphics

Dia can be used to draw many different kinds of diagrams. It currently has special objects to help draw entity relationship diagrams, UML diagrams, flowcharts, network diagrams, and many other diagrams. It is also possible to add support for new shapes by writing simple XML files, using a subset of SVG to draw the shape.

Cenon is a graphical tool of a special kind. Build upon a modular graphical core, Cenon offers a wide variety of possibilities and applications - not only Desktop Publishing. The best of all, Cenon is free software, available with full source codes, and at home on many computer platforms. Convert, import and export DXF, PostScript, Adobe Illustrator, DIN formats, HPGL, Gerber and PDF.

Blender is an integrated 3d suite for modelling, animation, rendering, post-production, interactive creation and playback (games). Blender has its own particular user interface, which is implemented entirely in OpenGL and designed with speed in mind.

Album Shaper strives to be the most friendly, easy to use, open source
application for organizing, annotating, framing, enhancing, stylizing,
and sharing your digital photos.

Two-layer albums can be created in a drag-n-drop interface which allows
quick and easy arrangement and categorization of photos.

A few simple image manipulations such as rotation and flipping are provided

Gwenview is a popular image viewer that allows you to browse, filter, view, comment, edit, and tag images. The program also features a slide show & full screen viewing modes.

Gimp is an advanced graphics editing program, similar in many ways to Adobe's Photoshop software. It can be used to modify photos, create and design logos or buttons and gif animations. Gimp supports opening of many different file types, including adobe photoshop's PSD format.