Inkscape - Inkscape is a free, open source professional vector graphics editor for Windows, Mac OS X and Linux.
ScreenCloud - ScreenCloud is a simple, cloud-based Digital Signage software solution that makes it easy to display video, images and content on screens.
SVGO - Tool for optimizing SVG files
Zeetaminds - Zeetaminds offers cloud based digital signage software with live social media integration.
Scour - SVG Optimizer / Cleaner
Embed Signage - Multi-platform Digital Signage Software that's quick to learn and powerful to use. Packed with features, simple to use and wide range of device platform support. A better way to manage your Digital Signage.