WPCubed
WPCubed GmbH is a privately owned company based in Munich, Germany. WPCubed have been providing development tools since 1996. Their flagship product is WPTools, a well known and successful word-processing component suite. Their PDF products, which have been available since 2000, are also used by thousands of developers worldwide. Although mainly supporting Delphi and C++Builder, WPCubed are expanding to other platforms to give more developers access to their powerful tools. The recently introduced PDFControl and RTF2PDF DLL's, allow access to PDF technology for almost any developer.
ComPDFKit
ComPDFKit enable developers to integrate PDF Annotations and Format Conversion, Digital Signature, Smart Forms, OCR, Redaction, and more in to their applications on Windows, macOS, iOS, Android, and the web through their PDF SDKs. Their aim is to offer the most comprehensive library to shorten the project development cycle and to continuously improve their SDK products to meet developer's future requirements as they change and projects evolve.
PostSharp Technologies
PostSharp Technologies build tools that enable developers to add new code functionality, simplify architecture and reduce code duplication and application complexity. Over 50,000 developers worldwide rely on PostSharp to create cleaner code every day. Customers include Fortune 500 companies including US Airways, Siemens and Bank of America, as well as educational institutions, government organizations worldwide, start-ups and non-profits.