The acronym WIMP is a solution stack of software, partially free and open source software, used to run dynamic web sites on servers. The expansion is as follows: Windows, referring to the operating system; IIS, the web server; MySQL, MS SQL Server or MS Access, the database management system (or database server); PHP or others, e.g. the Perl, Python, PowerShell programming languages.
The Microsoft Web Platform Installer is a tool to install applications on a WIMP-system.
LAMP is a similar stack, of entirely free software with Linux replacing Windows, and Apache HTTP Server replacing IIS.
WAMP is a similar stack, with Apache replacing IIS.
See also LAMP (software bundle) Microsoft Web Platform Installer
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