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.
Actipro Software
Actipro Software, founded in 1999, is a privately-held provider of software components for the Microsoft .NET platform. Based in Cleveland, OH, USA, their focus is on delivering quality user interface software components that customers can trust to add robust functionality to their applications. They have been developing Windows Forms components since .NET was first released, and have become a leading provider of Windows Presentation Foundation (WPF) components.
Xceed Software
Xceed Software creates, markets and distributes quality software components for Microsoft Windows developers. Since its launch in 1994, Xceed has been devoted exclusively to the Microsoft platform. The company's very first product, Xceed Zip Compression Library, was first offered as a VBX for Microsoft Visual Basic 3.0 and has been so successful that it has been migrated to every Microsoft platform since, including ActiveX, the .NET Framework, and the .NET Compact Framework. Today, Xceed's product line can be grouped into two main categories: Data Manipulation components and User Interface components. The Data Manipulation components include Compression, Encryption and File Transfer libraries. The User Interface components include Grid, Chart, Menus, Toolbars, Treeviews, Explorer Panes and other interface controls.