ProjectHuddle - Get design feedback and client approval using WordPress.
Asset Bank - None
Savahapp - The all-in-one design sharing, collaboration, workflow and app prototyping platform
Brandfolder - One link to all your marketing assets. Brandfolder is your convenient source to visually organize, quickly find and easily share all your final brand assets.
Specfox - A free platform for creating beautiful website and mobile app specification documents for your team. No more word templates!
ResourceSpace - Open-source digital asset management (DAM) software