The following is an incomplete list of Microsoft software applications.

Operating Systems
For a more detailed list, see: Discontinued Microsoft software

Internet Explorer
Windows Mail
Outlook Express
Microsoft Mail
Outlook Web Access
Windows Messenger
Windows Live Messenger
Windows Live Writer
MSN Messenger
Microsoft Messenger for Mac
NetMeeting
MSN Internet Access
MSN Explorer
Microsoft Works
Microsoft Office, including:

• Core - Excel, Word, Outlook, PowerPoint
  Others - Access, InfoPath, Publisher, FrontPage, Visio, Microsoft Imager replaced with Photo Editor (now replaced with Picture Manager), Microsoft Project, OneNote, Communicator, Assistant, Student, Producer, ...
  Mac - Entourage
  Discontinued - Binder, Schedule Plus, Mail, Imager, PhotoDraw
  Office web services - Microsoft Office Online and Microsoft Office Update
  Office companion servers - Live Communications Server, Project Server, SharePoint Portal Server.
  Microsoft Expression
  
  
  
  • Microsoft Expression Interactive Designer
    Microsoft Expression Graphic Designer
    Microsoft Expression Web
    Microsoft Calculator
    Microsoft Paint
    Microsoft Chart
    Microsoft Reader
    Microsoft PowerToys
    Windows Defender
    Encarta
    
    
    
    • Encarta Premium 2007
      Student with Encarta Premium 2007
      MapPoint
      Windows Media Player
      Windows Movie Maker
      Microsoft Agent
      Microsoft Digital Image
      3D Movie Maker
      Microsoft Money
      Groove (software)
      Microsoft Max
      Microsoft Plus!
      Virtual PC
      Internet Explorer for Mac
      Microsoft Anti-Virus (replaced by OneCare)
      Microsoft Bob
      Microsoft Comic Chat
      Microsoft Music Producer
      Office Assistant (still available on demand in Office 2003 but banished from Office 2007)
      Imager (replaced by Photo Editor, which itself was replaced by Office Picture Manager)
      Microsoft Picture It! (replaced by Microsoft Digital Image)
      Microsoft Binder
      Microsoft Liquid Motion (a supposed early competitor to Adobe Flash)
      Microsoft Vizact 2000 — possibly to be partially resurrected in the Microsoft Expression family
      Schedule Plus — now incorporated partially into Microsoft Outlook and to be resurrected in Windows Calendar
      Mail — replaced with Microsoft Outlook, Outlook Express, Microsoft Entourage (Mac), and to be resurrected in Windows Mail
      Microsoft PhotoDraw End user
      
      Microsoft Macro Assembler
      Microsoft Pascal
      QuickBASIC
      GW-BASIC
      Microsoft BASICA
      Microsoft BASIC
      Visual FoxPro (no longer part of Visual Studio)
      Visual SourceSafe
      CodeView
      Visual Studio
      Visual Basic
      Visual Basic .NET
      Microsoft Visual Studio Debugger
      Visual J++ (discontinued)
      Visual C++
      Visual J#
      Visual C#
      Visual Studio .NET
      Visual Studio 2005
      Visual Studio 2005 Express