We provide two ActiveX packages of the evaluation versions for you to trially develop your products. The evaluation versions have the same full functions as the licensed versions. But these trial version will keep noticing you to upgrade to the licensed version by prompting a noticing dialog box at design and run time. To get rid of the noticing dialog box, you must buy a licensed version with the license setup file. And you can download our Help files as well.

You can download the ActiveX Evaluation Version.

In this package, you can find a Demo.exe program

Using this demo, you can get some impression about all of our ActiveX components. If you want to write some test projects, we provide some VB sample projects for you to learn how to apply all these components for your development.

You can download the ActiveX Extension Evaluation Version as well.

In this package, you can find a DemoEx.exe program

Using this demo, you can get some impression about all of our ActiveX input instrument components including Knob, Slider, SmartButton and Switch. If you wan to write some test projects, we provide some VB sample projects for you to learn how to apply all these components for your development.

To install the components and run the demo applications, Some Run-Time DLLs (VB & VC Run-time Libraries) need to be installed in your window system folder. You can download RunTime DLLs here.

In the licensed versions, we will provide all documents to guide you to design your applications. VC samples are provided as well.

We provide Dragonfly Chart .Net packages of the evaluation version for you to trially develop your .Net products. The evaluation versions have the same full functions as the licensed versions. But these trial version will keep noticing you to upgrade to the licensed version by showing text "Evaluation..." on the charts. To get rid of text "Evaluation..." , you must buy a licensed version with the license setup file.

You can download the Dragonfly Chart .Net Evaluation Version.

In this package, you can find a ChartDemo.exe program

Using this demo, you can get some impression about all of our .Net Chart components. If you want to write some test projects, we provide some VB samples and C# samples for you to learn how to apply all these components for your .Net development.

We provide Dragonfly Instrumentation .Net packages of the evaluation version for you to trially develop your .Net products. The evaluation versions have the same full functions as the licensed versions. But these trial version will keep noticing you to upgrade to the licensed version by showing text "Evaluation Period Expire!!!" on the components after two hours. To get rid of text "Evaluation Period Expire!!!" , you must buy a licensed version with the license setup file.

You can download the Dragonfly Instrumentation .Net Evaluation Version.

In this package, you can find a InstrumentationDotNetDemo.exe program

Using this demo, you can get some impression about all of our instrumentation .Net components. If you want to write some test projects, we provide some VB samples C# samples and VC++ 8.0 for you to learn how to apply all these components for your .Net development.

You can download the Component & Window Image Capture.

Using this demo, you can develop your own screen capture tools or applications, and you can apply this DLL capture all the images of all DAS components.