Draw vector graphics to scale using a descriptive language
an Open Source BPMN 2.0 / DMN 1.1 Modeler
webapp for itunes, mpd, squeezebox, xmms2 &c.
jQuery Plugin to draw animated circular progress bars
A PHP class for creating graphs, plots, charts
Free online HTML website builder
Browser-based online video editor and encoding API
libdvdetect provides fast database lookup for DVDs
Bulk Downloader for selectable Images (even Google Images)
Photo browser with impressive 3D effects, slide effects and animations
Game engine supporting many 3D/2D formats and graphic effects
html5media is a DITA-OT plugin and authoring UI for media insertion