DevExpress
DevExpress (Developer Express) is a software development company based in the United States. It produces coding assistance tools and components for Delphi, C++ Builder and Microsoft Visual Studio developers. The major part of its product line is VCL, .NET WinForms and ASP.NET components that replicate the UI of Microsoft Windows and Microsoft Office applications. DevExpress has won many industry awards for its products.
RemObjects Software
RemObjects Software concentrates on developing state-of-the-art solutions that form the foundation of your software applications. RemObjects Software is a software development company offering tools and libraries for software developers on a variety of platforms. Their core products are centered around the Microsoft .NET, Apple Xcode and Embarcadero Delphi development platforms, but their central vision is to provide best-of-breed solutions for developers everywhere, and they are constantly looking at additional platforms, in particular for the RemObjects SDK/Data Abstract suite of products.
Javonet
Javonet was formed by highly skilled and experienced .NET and Java developers to simplify common interoperability issues. They create computer systems that effectively streamline business processes and offer development, consulting and outsourcing IT services for small, medium and large companies. Their aim is to build easy to use tools that immediatley increase developer productivity.
Whole Tomato Software
Whole Tomato Software develop Visual Assist, a plug-in for Microsoft Visual Studio. The plug-in primarily enhances IntelliSense and syntax highlighting. It also enhances code suggestions, provides refactoring commands, and includes spell checking support for comments. It can also detect basic syntax mistakes such as use of undeclared variables. As of April 2019, Visual Assist supports Visual C++ 6.0 through most versions of Visual Studio, including Visual Studio 2019 and Visual Studio Community 2019.