用.NET开发GIS该用什么软件？谢谢！

<P>看了一下MapxTreme 2004，可以在.NET环境下开发，看起来很激动人心，不过好象还是beta版，不知道再有没有支持.NET环境下开发的GIS平台？谢谢！</P>
<DIV class=mainheading style="PADDING-LEFT: 15px; PADDING-BOTTOM: 5px; COLOR: #003d6e; PADDING-TOP: 15px">MapXtreme&reg; 2004 — Overview

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<P><EM>MapInfo MapXtreme </EM>2004 enables organizations to visualize and analyze data to discover new relationships and trends not apparent using traditional methods, such as spreadsheets and reports.  Leading companies in public and private sector alike use mapping and location-based decision and analysis support systems to make better strategic decisions on where to market and sell, manage and protect physical assets, and transport products efficiently .  <EM>MapXtreme</EM> 2004 provides extensive capabilities to address these needs in a manner that best fits the requirements of our customers. <p></p></P>
<P><EM>MapInfo MapXtreme</EM> 2004 is a major release of MapInfo's industry leading location-based development environment.  <EM>MapXtreme</EM> 2004 enables the creation of custom mapping applications or map enablement of applications and solutions in Microsoft Windows desktop and web environments. <p></p></P>
<P ><EM>MapXtreme </EM>2004 provides developers and users with the following benefits: <p></p></P>
<P >?SPAN Times New Roman??>       Provides a single offering for the development of location-based or location-enabled Windows based applications for deployment on the web or desktop <p></p></P>
<P >?SPAN Times New Roman??>       Application development made easy through MapInfo抯 seamless integration with the Visual Studio.NET Development Environment, extending it抯 capabilities to include location <p></p></P>
<P >?SPAN Times New Roman??>        Providing true interoperability through compliance with both geospatial and IT industry standards <p></p></P>
<P >?SPAN Times New Roman??>        Incrementally feature rich developer tool that allows development of applications with previously unseen complexity and flexibility <p></p></P>
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<P ><B>MapXtreme 2004 SDK</B> <B><p></p></B></P>
<P >The <EM>MapXtreme </EM>2004 SDK is designed for Microsoft Windows programmers who are familiar with Microsoft .NET development environment that are interested in developing applications and solutions that incorporate location with their existing systems and infrastructure.  <EM>MapXtreme</EM> 2004 SDK is a single offering providing the ability to develop desktop or Smart Client applications as well as web applications. <p></p></P>
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<P ><B>Web Deployment <p></p></B></P>
<P ><EM>MapXtreme</EM> 2004 facilitates the rapid development of web applications by providing map application templates, numerous commonly used map control tools, sample applications and drag and drop development functionality. All web deployable .NET languages such as ASP.NET can be used with <EM>MapXtreme</EM> 2004. <p></p></P>
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<P ><B>Desktop Deployment <p></p></B></P>
<P >Much like the web development option, <EM>MapXtreme</EM> 2004 desktop development option includes numerous map application templates that automatically configure and load the mapping environment for the deployment type chosen, commonly used map control tools, sample applications and drag and drop development functionality. <EM>MapXtreme</EM> 2004 desktop option provides full support for Microsoft抯 .NET languages such as VB.NET C# and Visual C++.</P></DIV></TD></TR></TABLE></DIV>