an Open Source BPMN 2.0 / DMN 1.1 Modeler
Easy-to-use command line tool for images
MP4Tools is a collection of free tools to manipulate MP4 files
An mp3 tag inspector. You can view / modfy mp3 tags in a file.
utility to split mp3, ogg vorbis and FLAC files without decoding
Bildster is an image processing library for educational purposes.
a powerful tool for sharing non-image files on image hosting sites
An open-source cross-platform digital painting / image editing app
Toolset for LVF lossless video format