I got this information from the blog http://www.enjoysharepoint.com/Articles/Details/sharepoint-2010-out-of-box-web-parts-149.aspx SharePoint Server 2010 out-of-the-box Web parts, organized by categories. Not all of these Web parts are available to every site. List and Libraries : Announcements — Use this list to track upcoming events, status updates or other team news. Calendar — Use the Calendar list to keep informed of upcoming meetings, deadlines, and other important events. Links — Use the Links list for links to Web pages that your team members will find interesting or useful. Shared Documents — Share a document with the team by adding it to this document library. Site Assets — Use this library to store files which are included on pages within this site, such as images on Wiki pages. Site Pages — Use this library to create and store pages on this site. Tasks — Use the Tasks list to keep track of work...