SocialPilot - SocialPilot is an app designed to help businesses and professionals with social media marketing.
Device Shots - Generate high-resolution device mockups using a screenshot.
Fomo - Fomo turns your site into the online equivalent of a busy store
shotsnapp - Create beautiful device mockup presentation
Buzzstream - Build Relationships. Build Buzz. Web-based software that helps the world’s best marketers promote their products, services and content.
Base UI Sketch Framework - Huge set of everything you need to design and prototype