Zeplin is a software company that provides a collaboration platform for designers and developers. The company's platform allows designers to upload their designs and share them with developers, who can then access the design assets and code snippets they need to build the product. Zeplin's platform supports a variety of design tools, including Sketch, Adobe XD, and Figma. The company's customers include startups, agencies, and enterprise companies. Zeplin was founded in 2014 and is headquartered in San Francisco, California.