Microsoft File Extensions: A Complete Guide

File	Description
.xweb3bot	Microsoft Expression Web file
.xweb4xoml	Microsoft Expression Web file
.fplistdata	Microsoft FrontPage web package
.exprwdcss	Microsoft Expression Web file
._vbxsln80	Microsoft Visual Studio file
.spdesignlistdata	SharePoint Designer file
.spdesignbot	SharePoint Designer file
.xweb3list	Microsoft Expression Web file
.xweb4sitemap	Microsoft Expression Web file
.xweb4xslt	Microsoft Expression Web file
.fphomepg	Microsoft FrontPage file
.xweb4asmx	Microsoft Expression Web ASP.NET web service
.xweb4nav	Microsoft Expression Web file
._vcsxsln100	Microsoft Visual Studio file
.windowslivesyncoverlaychanged	Microsoft Windows Live Sync file
.fpopen	Microsoft FrontPage file
.spdesignhomeop	SharePoint Designer file
.spdesignweb	SharePoint Designer file
.spdesignnopub	SharePoint Designer file
.spdesignedited	SharePoint Designer file
.exprwdtxt	Microsoft Expression Web file
.spdesignstm	Microsoft Office SharePoint Designer file
.xweb4master	Microsoft Expression Web file
.xweb3linkbar	Microsoft Expression Web package linkbar