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MDT Professional Edition

MDT® Professional Edition is a flexible and intuitive Integrated Development Environment (IDE) for GE Smallworld™ GIS developers. MDT provides many useful features for developers writing in Magik language. MDT is based on Eclipse Rich Client Platform (RCP) that enables wide use of already existing solutions and plug-ins. Using MDT Professional Edition accelerates the delivery of Smallworld-based solutions up to 30%.

Are you new to MDT? Watch our Tutorial videos!

MDT Professional Edition supports Smallworld Core Spatial Technology 3.2.1, 3.3, 4.0, 4.1.x, 4.2.x and 4.3. The SW5 Support Plug-in for MDT Professional Edition enables support for Smallworld Core Spatial Technology 5.0, 5.1.x and 5.2.x.

Available licenses:

How can I download the latest version

To get the latest version, please contact us at There are two download possibilities available:

  • Product - contains MDT and all required components compressed into a single executable file. MDT is ready to use after installation.
  • Plug-in - is intended to be used with existing Eclipse installations. It has to be installed through Eclipse's standard plug-in installation feature.

What is required to run MDT?

You can run MDT product after installing MDT from executable file and activating the appropriate license. If you are using proxy you will have to set it properly in Eclipse in order to activate the license.

To run MDT plug-in you have to install 32-bit Eclipse 4.6, 4.7 or 4.8 and have Java JRE 1.8 or later. 

What's new in version 4.0.2?

You can read about this version in What's new pages. More details can be found in the List of changes for MDT 4.0.2 release

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