GroupDocs
GroupDocs creates easy to use, comprehensive online document management APIs for .NET, Java and Cloud, as well as a range of Cloud apps that improve document collaboration for organizations of any size. GroupDocs saves developers and end users time and money by offering a complete and powerful set of document management APIs allowing users to view, sign, annotate, compare, convert and assemble documents in a wide variety of formats, including Microsoft Word, Excel, PowerPoint and Visio, as well as Adobe Acrobat PDF and many image formats. Flexible workflows and easy-to-use, customizable user interfaces are part of the package.
AnyChart
AnyChart is a global leader in data visualization, offering flexible JavaScript (HTML5) solutions that allow developers to easily embed interactive and great looking charts and dashboards into any web, standalone or mobile project. AnyChart powers data visualization for thousands of happy customers, from startups to prominent corporations such as Oracle, Microsoft, Volkswagen, AT&T, Samsung, BP, Bosch, Merck, Reuters, Bank of China, Lockheed Martin and others.