Gimphoto is GIMP modification as Photoshop alternative
Edit your own Lessons, easliy and faster than any time
Resize, rename, add watermark to all your photos quickly and easily
a screenshot and annotation tool
Free drawing software for Windows, Mac OS X, and Linux
MassGeotagger lets you to geotag sets of JPG Photos with GPX logs
Have fun with images!
GUI for manipulating djvu files
GUI for editing djvu files metadata
HTML5 editor, free and open-source website builder based on Silex
Free online HTML website builder
Kalka is a layer-oriented simple raster image editor with FX support