This Shell Extension integrates the CVS version control system into Windows Explorer. So you have version control right where you need it. There's no need to use the command prompt or to search your files in an different application. The following functions are available directly from Windows Explorer: - columns for Status, Revision, Tag, Options and Author - overlay icons to indicate if a files is modified - context menu items for Update, Commit, Undo, Diff, Add, Remove and custom commands - property page for change history and version tree An external Diff tool can be used for visual file comparing