Tux Paint is a simple and entertaining drawing program geared towards young children. It has a simple interface, sound effects, and a cartoon character (Tux, the Linux penguin). Along with drawing brush strokes, lines and shapes, you can also enter text and place "rubber stamp" (or "sticker") images on the picture. Tux Paint is extensible, and could be useful in an educational environment (such as a grammar, elementary, or grade school). It's portable across numerous platforms, and runs well even on slower systems like the Pentium 133MHz.
Jaxe is a Java XML editor with a graphical document-oriented interface. It is configurable with an XML schema and a configuration file. It supports validation at element insertion, and is customisable with Java modules. XSL transforms can be used to export documents in XML, HTML, or PDF. Sample configurations include XML schemas, XHTML strict, Docbook, and DITA.
mtPaint is a simple GTK+1/2 painting program designed for creating icons and pixel-based artwork. It can edit indexed palette or 24 bit RGB images and offers basic painting and palette manipulation tools. Its main file format is PNG, although it can also handle JPEG, GIF, TIFF, BMP, TGA, XPM, and XBM files.
Jaikoz is a powerful tag editor that allows you to organize, edit, and correct thousands of audio tags with ease. Jaikoz has powerful automation features. Jaikoz uses MusicBrainz and MusicIP, online databases of over 5 million songs, which can match your songs automtically based on the actual music as well as the metadata. Jaikoz uses a convenient spreadsheet view to allow you to edit information very quickly and provides many autoformatting tasks which do most of the work for you.
gvSIG is an easy to use Java desktop GIS. It has a friendly interface, and can access some popular formats (e.g. SHP, DGN, DXF, DWG, TIFF, JPEG, ECW, SID, etc). It will integrate in a single view both local vector and raster data, as well as remote data through WMS or WCS. It allows layout design for printing. It is meant for end-users of geographical information, and currently has Spanish, Valencian, English, and 6 more interfaces. It's designed to be easily extended.
AKVIS Coloriage is a plug-in for colorizing B&W photos and replacing colors in color photos. It works equally well for coloring of portraits, landscapes, fashion,and still life. The skin, sky, verdure, and tree color patterns help users to select realistic colors for their picture.
Panorama2Flash helps you publish panoramic images in batch with Flash. It is meant for people who already have panorama stitching software. It supports spherical and cylindrical panoramic images in JPEG, PNG, TGA, TIFF, and BMP formats. It can play the Flash panorama in full screen. Ceiling and floor images can be added to panoramas.