Lazarus

3.0 Object Pascal IDE for Windows

Fernando Ortega

Integrated development environment for Object Pascal programming language that enables cross-platform development.

Complete programming environment and development tool for Delphi with an IDE perfect for creating applications with graphical layouts.

Lazarus 3 is a free and open source development environment app and developer tool developed by Lazarus and Free Pascal Team for Windows. It's user friendly, feature-rich, comprehensive and well-designed.

The download has been tested by an editor here on a PC and a list of features has been compiled; see below.

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A Delphi development application

Lazarus is a Delphi compatible cross-platform IDE for Rapid Application Development. It has variety of components ready for use and a graphical form designer to easily create complex graphical user interfaces.

You can create your own open source or commercial applications. With Lazarus you can create file browsers, image viewers, database applications, graphics editing software, games, 3D software, medical analysis software or any other type of software.

Lazarus has a huge community of people supporting each other. It include scientists and students, pupils and teachers, professionals and hobbyists. Our wiki provides tutorials, documentations and ideas. Our forums and mailing-list offer a space to ask questions and talk to users and the developers.

Features of Lazarus

  • A choice of Networking libraries available.
  • Automatic synchronization between GUI-Forms and code.
  • Easy Drag & Drop Form designer to create powerful layouts.
  • Installer, with all required files available.
  • Integrated build system and debugger. Run, test and debug your projects from the IDE.
  • Lazarus package system allows to install 3rd party add ons for more components or to extend the IDE.
  • Navigate pascal source code.
  • Powerful code editor with syntax highlighting and code completion.
  • Refactoring tools
  • Reporting and Charting
  • Several database frameworks to meet your requirements.
  • Utf8 and i18n support. Translate your projects.
  • You can add or modify existing code and components to meet your requirements.

Compatibility and License

Lazarus has been released under the open source GPL license on Windows from programming software. The license provides the options to freely download, install, run and share this program without any restrictions. The source code for Lazarus should be freely available and modifications are certainly permitted as well as the option to inspect the software.

What version of Windows can Lazarus run on?

Lazarus can be used on a computer running Windows 11 or Windows 10. Previous versions of the OS shouldn't be a problem with Windows 8 and Windows 7 having been tested. It comes in both 32-bit and 64-bit downloads.


Filed under:
  1. Lazarus Download
  2. Free Programming Software
  3. Open source and GPL software
  4. Development Environment Software
Lazarus has been picked by our editors as very good.
Lazarus has been tested for viruses and malware.
We have tested Lazarus 3.0 against malware with several different programs. We certify that this program is clean of viruses, malware and trojans.