It covers new and upcoming technology from Microsoft, and so only occurs in the years when there is something new to talk about. The conference is typically hosted by the Los Angeles Convention Center in Los Angeles, California.
- July, 1992 - Moscone Center in San Francisco, California
- December, 1993 - Anaheim Convention Center in Anaheim, California
- March, 1996 - Moscone Center in San Francisco, California
- Microsoft demonstrated the power of new tools, renamed ActiveX
- The ActiveX demos were impressive despite occasional technical difficulties. Microsoft and other industry leaders presented VBScript, an implementation of OLE Scripting; ActiveX Controls, for embedding OLE Controls into HTML documents; ActiveX Conferencing, which enables sharing data as well as applications over TCP/IP; the Internet Control Pack, allowing developers to make their applications Internet aware; and numerous other ActiveX technologies.
- September, 1997 - San Diego Convention Center in San Diego, California
- First demonstrations of Windows NT 5.0, release of Beta 1 to developers
- Estimated attendance of 6,200
- October 11-15, 1998 - Colorado Convention Center, Denver, Colorado 
- July 11-14, 2000 - Orange County Convention Center in Orlando, Florida
- .NET Framework and Visual Studio .NET announced, initial beta release given to attendees
- C# programming language announced and demonstrated
- ASP+, the successor to Active Server Pages was announced; this was renamed ASP.NET later in the year
- Announcement of the end of the Windows 9x line, culminating with a planned 2007 release of a new operating system, "Whistler"
- Internet Explorer 5.5 was released
- Estimated attendance of 6,000 developers
- October 22-26, 2001 - Los Angeles Convention Center in Los Angeles, California
- Release candidates of the .NET Framework and Visual Studio .NET were announced during Bill Gates' keynote.
- Windows XP was officially released.
- Introduction of Tablet PCs, including a software development kit.
- .NET My Services (codenamed Hailstorm) announced.
- .NET Compact Framework introduced.
- First discussions of Internet Information Services version 6.
- The Counting Crows performed at the PDC party at the Staples Center.
- October 27-30, 2003 - Los Angeles Convention Center in Los Angeles, California
- Windows Longhorn revealed - Avalon, Aero, Indigo, WinFS
- September 13-16, 2005 - Los Angeles Convention Center in Los Angeles, California
- Vista beta handed out to attendees
- IE7 demoed
- Office 12 demoed with ribbon bar
- .NET 2.0
- October 27-30, 2008 - Los Angeles Convention Center in Los Angeles, California..
- First demonstration of Windows 7 as well as Office 14 for the Web .
- Introduction of Windows Azure, Microsoft's data center hosting platform.
- Outlook to .NET 4.0, Visual Studio 2010 and a new .NET Application Server (codenamed "Dublin").
- Release of Microsoft Surface SDK and first demonstration of SecondLight, a next generation Surface prototype.
- November 17-20, 2009 - Los Angeles Convention Center in Los Angeles, California
- Vision of Three Screens and a Cloud
- Emergence of Windows Azure with billed, commercial service to begin in February, 2010.
- Many back-end announcements:
- Microsoft AppFabric, based on the earlier .NET Application Server and the caching technology (formerly codenamed "Velocity").
- Microsoft SQL Server Modeling Services (SSModS) released (formerly codenamed "Oslo")
- BizTalk Server 2009 R2 announced with new features like an improved mapper for early 2010 release
- Many front-end announcements:
- A special "PDC 2009" Netbook built by Microsoft in partnership with Acer was given out to all attendees.
- October 28-29, 2010 - Microsoft Campus in Redmond, Washington
- ↑ 1.0 1.1 "Speech Transcript - Jim Allchin, Microsoft Professional Developers Conference". September 24, 1997. http://www.microsoft.com/presspass/exec/jim/pdc.mspx.
- ↑ Brockschmidt, Craig. "Chapter 11 - Name, Fame, and Guru Game". Mystic Microsoft. http://www.kraigbrockschmidt.com/mm/Chapter11.htm.
- ↑ "Activating the Internet". March 24, 1996. http://podgoretsky.com/ftp/Docs/Internet/Late%20Night%20ActiveX/ch1.htm.
- ↑ "Microsoft Systems Journal: Editor's Notes, December 1998". http://www.microsoft.com/msj/1298/ednote1298.aspx.
- ↑ "Themes: Microsoft Professional Developers Conference 2000". http://www.sandm.co.uk/simon/comjourns/Columns/PDC_2000/pdc_2000.html.
- ↑ Guy Barrette (November 2001). "Microsoft PDC 2001 Review". Universal Thread Magazine. http://www.utmag.com/wconnect/wc.dll?9,7,10,1662. Retrieved 2006-05-22.
- ↑ Jritz (December 2007). "PDC08 Is Here!". PDC Blog. http://blogs.msdn.com/pdc/archive/2007/12/06/pdc2008.aspx. Retrieved 2008-05-26.
- ↑ Long Zheng. "Announcing PDC09". http://www.flickr.com/photos/longzheng/2984512404/. Retrieved 2008-10-30.
- ↑ "Announcing PDC10". http://www.microsoftpdc.com/. Retrieved 2010-07-12.
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