XaoS is a fast, portable, real-time, and interactive fractal zoomer. It displays the Mandelbrot set (among other escape time fractals) and allows you zoom smoothly into the fractal. Various coloring modes are provided for both the points inside and outside the selected set. In addition, switching between Julia and Mandelbrot fractal types and on-the-fly plane switching is provided.
Alexandria is a GNOME application to help manage a book collection. It retrieves book information (including cover pictures) from several online libraries, allows you to search for a book (either by EAN/ISBN, title, authors, or keyword), can import and export data into ONIX, Tellico, and EAN/ISBN-list formats, generates Web pages from your libraries, allows marking your books as loaned, saves data using the YAML format, features an HIG-compliant user interface, shows books in different views that can be filtered or sorted, and handles book rating and notes.
MuseScore lets you notate and compose music easily with your keyboard, your mouse, or a MIDI keyboard. You can print beautifully engraved sheet music or export it as PDF or PNG. You can play your score, transpose it, and save it as audio or MIDI file. MuseScore also supports MusicXML to let you share your composition with other scorewriters. MuseScore is often advertised as a cost effective alternative for Sibelius and Finale.
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.
Stopmotion is an application for creating stop motion animations from images imported from a v4l (or similar) device. The animations can be saved as .sto files and exported as video files. Grabbing of images and video export is plug-in based, so it is easy to use your favourite programs such as mencoder, ffmpeg, dvgrab, and vgrabbj to do the job.
class.upload.php manages file uploads for you. It manages the uploaded file and allows you to do whatever you want with the file as many times as you want. If the file is an image, you can convert and resize it, rotate it, crop it in many ways. You can also add borders, frames, bevels, text labels, and watermarks or apply graphic filters such as unsharp mask, contrast or brightness correction, colorization, negative, greyscale, reflections, and more. Security features and file management functions are provided. Flash uploaders and XMLHttpRequest uploads are supported. The class can also work on local files, is useful for batch processing, and can circumvent open_basedir restrictions. Files can be output directly to the browser. The error messages are internationalized, and translations provided. It is compatible with PHP 4 and 5.