FrontPage Server Extensions are a software technology that allows Microsoft FrontPage

Microsoft FrontPage

Microsoft FrontPage was a WYSIWYG HTML editor and web site administration tool from Microsoft for the Microsoft Windows line of operating systems. It was branded as part of the Microsoft Office suite from 1997 to 2003...

 clients to communicate with web servers, and provide additional functionality intended for websites. Frequent security problems have marred the history of this Microsoft

Microsoft

Microsoft Corporation is an American public multinational corporation headquartered in Redmond, Washington, USA that develops, manufactures, licenses, and supports a wide range of products and services predominantly related to computing through its various product divisions...

 proprietary technology. It relies on HTTP protocol for communication, and CGI/POST for server-side processing.

Software IDE

Integrated development environment

An integrated development environment is a software application that provides comprehensive facilities to computer programmers for software development...

 Microsoft Visual Studio

Microsoft Visual Studio

Microsoft Visual Studio is an integrated development environment from Microsoft. It is used to develop console and graphical user interface applications along with Windows Forms applications, web sites, web applications, and web services in both native code together with managed code for all...

 6.0 uses this technology for file synchronization purposes, and strongly depends on this technology for file management. Most .NET

.NET Framework

The .NET Framework is a software framework that runs primarily on Microsoft Windows. It includes a large library and supports several programming languages which allows language interoperability...

 Microsoft products obsoleted this in favor of WebDAV

WebDAV

Web-based Distributed Authoring and Versioning is a set of methods based on the Hypertext Transfer Protocol that facilitates collaboration between users in editing and managing documents and files stored on World Wide Web servers...

, but Visual Studio 2005 and 2008 still publishes ClickOnce

ClickOnce

ClickOnce is a Microsoft technology that enables the user to install and run a Windows application by clicking a link in a web page. ClickOnce is a component of Microsoft .NET Framework 2.0 and later, supports deploying applications made with Windows Forms or Windows Presentation Foundation...

applications to websites with FrontPage Server Extensions.