Lazarus!

Type intelligentlyWorld-class code completion unlocks the iOS, Android, and OS X APIs. Quickly look up methods and types, and discover API functionality.

CodeTyphon is a fork/distribution of Lazarus with thousands of Lazarus/Free Pascal components bundled into distribution and with own Lazarus expansion features.

Embarcadero RAD Studio is the industry’s most powerful rapid application development suite for visually building GUI-intensive, data-driven end-user applications for both native Windows and .NET. RAD Studio includes Delphi, C++Builder and Delphi Prism, enabling you to deliver applications up to 5x faster across multiple Windows and database platforms.

The C++ IDE for professional developers.

Turbo Pascal is a software development system that includes a compiler and an integrated development environment (IDE) for the Pascal programming language running on CP/M, CP/M-86, and DOS.

Real Software and Real Studio are now Xojo. Create your own apps, like commercial or in house apps, games, utilities and more with Xojo! This object-oriented multi-platform development tool enables ordinary people to create extraordinary apps for the Desktop, Web, Console, and, soon, iOS.

A simple development environment databases, without the help of specialists and programming skills, you will create a Windows application databases. It can be as simple telephone directory and accounting system in your business.

The Ecere IDE is a complete development environment for editing code, designing graphical user interfaces, managing and building projects as well as debugging. Its aim is to fully support eC and C programming, but also supports including and building e.g. C++ modules as part of the projects.

Pelles C is a comprehensive development suite that can help you create apps compatible with Windows and ARM platforms.

Write once, deploy anywhere

Rapid Application Development tools for native Android, iOS and desktop applications. The simple way to quickly program real world apps. Programming language similar to Visual Basic.

Easy Code is the visual assembly programming environment made to build 32-bit Windows applications. The Easy Code interface, looking like Visual Basic, allows you to program Windows assembler applications (executable files, dynamic and static libreries, COFF object files, console applications and drivers) done in an easy way as was never possible before. Download and test this application including the source code of a nice CD player, a complete and fast text editor in a dll file (to be able to program your own editor), a complete and excellent text editor ready to use, a file shredder, a MIDI player and many other applications. There are two available versions of Easy Code: »

MASM Builder is a free Integrated Development Environment IDE for developing 32-bit Windows programs using the Assembler. MASM Builder contains many useful features which will assist you in creating Windows API based programs.