C# is a multi-paradigm programming language encompassing strong typing, imperative, declarative, functional, generic, object-oriented (class-based), and component-oriented programming disciplines.

There are many alternatives to Free Pascal for Windows if you are looking for a replacement. The best Windows alternative is C#, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 10 alternatives to Free Pascal and 16 are available for Windows so hopefully you can find a suitable replacement. Other interesting Windows alternatives to Free Pascal are Delphi, Ultimate++, CodeTyphon and GNU Pascal.
C# is a multi-paradigm programming language encompassing strong typing, imperative, declarative, functional, generic, object-oriented (class-based), and component-oriented programming disciplines.

Embarcadero Delphi, formerly CodeGear Delphi and Borland Delphi, is a software development environment for Microsoft Windows applications originally developed by Borland and now owned and developed by Embarcadero Technologies.




Ultimate++, also called U++, is a C++ cross-platform rapid application development framework focused on programmers productivity. It includes a set of libraries (GUI, SQL, etc..), and an integrated development environment.




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

The new generation Pascal programming language that combines simplicity of classic Pascal, a great number of modern extensions and broad capabilities of Microsoft .NET Framework.



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.

M# is a set of tools for rapid web application development. M# manages 90% of the code through automation and eliminates most human errors. It has been proven to result in better, safer, and more reliable code, at least 4X faster.

Beef is an open source performance-oriented compiled programming language which has been built hand-in-hand with its IDE environment.

[DISCONTINUED] Dev-Pascal is a full-featured integrated development environment (IDE), which is able to create Windows or console-based Pascal programs using the Free Pascal or GNU Pascal compilers. It can also handle the Insight Debugger, which you can also download here.

P is a programming language for asynchronous event-driven programming and the IoT that was developed by Microsoft and University of California, Berkeley.
It targets pascal and offers a different avenue into the language considering most other offerings.