This list contains all the components that are included with Delphi as standard. (3rd Party Components are on a seperate page.) It is correct as of Delphi 2005.
IW Standard [ ]
TIWApplet
TIWButton
TIWCheckBox
TIWComboBox
TIWEdit
TIWFile
TIWFlash
TIWHRule
TIWImage
TIWImageFile
TIWList
TIWLabel
TIWListbox
TIWLink
TIWMemo
TIWMenu
TIWProgressBar
TIWRadioGroup
TIWRectangle
TIWRegion
TIWTest
TIWTimer
TIWGrid
TIWTreeView
TIWURL
TIWURLWindow
TIWActiveX
TIWMPEG
TIWQuickTime
TIWCalendar
TIWOrderedListbox
TIWTabControl
TIWTimeEdit
TIWRadioButton
IW Control [ ]
TIWTemplateProcessorHTML
TIWTemplateProcessorHTML32
TIWLayoutMgrForm
TIWPageProducer
TIWPageProducer32
TIWModuleController
TIWClientSideDataset
TIWStandAloneServer
TIWClientSideDatasetDBLink
TIWPageController
TIWPageController32
TIWLayoutMgrHTML
TIWLayourMgrHTML32
TIWImageList
TIWDataModulePool
TIWTemplateProcessorWAP
IW Standard 3.2 [ ]
TIWLabel32
TIWEdit32
TIWButton32
TIWList32
TIWHRule32
TIWListbox32
TIWComboBox32
TIWRadioGroup32
TIWRegion32
TIWImage32
TIWImageFile32
TIWURL32
TIWGrid32
TIWMemo32
TIWText32
TIWRectangle32
TIWCheckBox32
TIWHyperLink32
TIWRadioButton32
IW WAP [ ]
TIWLabelWAP
TIWEditWAP
TIWImageWAP
TIWImageFileWAP
TIWButtonWAP
TIWRadioButtonWAP
TIWCheckBoxWAP
TIWHyperLinkWAP
TIWURLWAP
TIWComboBoxWAP
TIWListBoxWAP
TIWLinkWAP
TIWGridWAP
IW Data [ ]
TIWDBCheckBox
TIWDBComboBox
TIWDBEdit
TIWDBGrid
TIWDBImage
TIWDBLabel
TIWDBListBox
TIWDBLookupListBox
TIWDBLookupComboBox
TIWDBFile
TIWDBMemo
TIWDBNavigator
TIWDBText
TIWDBRadioGroup
IW Client Side [ ]
TIWCSLabel
TIWCSNavigator
TIWDynamicChart
TIWDynamicChartLegend
TIWDynGrid
IW Data 3.2 [ ]
TIWDBCheckBox32
TIWDBComboBox32
TIWDBEdit32
TIWDBGrid32
TIWDBImage32
TIWDBLabel32
TIWDBListBox32
TIWDBLookupListBox32
TIWDBLookupComboBox32
TIWDBMemo32
TIWDBText32
TIWDBRadioGroup32
IW Data WAP [ ]
TIWDBLabelWAP
TIWDBEditWAP
TIWDBCheckBoxWAP
TIWDBComboBoxWAP
TIWDBListBoxWAP
TIWDBLookupComboBoxWAP
TIWDBLookupListBoxWAP
TIWDBImageWAP
InterBase Admin [ ]
Indy Clients [ ]
TIdTCPClient
TIdUDPClient
TIdCmdTCPClient
TIdIPMCastClient
TIdIcmpClient
TIdDayTime
TIdDayTimeUDP
TIdDICT
TIdDNSResolver
TIdEcho
TIdEchoUDP
TIdFinger
TIdFSP
TIdFTP
TIdGopher
TIdHTTP
TIdIdent
TIdIMAP4
TIdIRC
TIdLPR
TIdNNTP
TIdPOP3
TIdQOTD
TIdQOTDUDP
TIdRexec
TIdRSH
TIdSMTP
TIdSMTPRelay
TIdSNMP
TIdSNPP
TIdSNTP
TIdSysLog
TIdSystat
TIdSystatUDP
TIdTelnet
TIdTime
TIdTimeUDP
TIdTrivialFTP
TIdUnixTime
TIdUnixTimeUDP
TIdWhoIs
Indy Servers [ ]
TIdUDPServer
TIdCmdTCPServer
TIdSimpleServer
TIdTCPServer
TIdChargenServer
TIdChargenUDPServer
TIdDayTimeServer
TIdDayTimeUDPServer
TIdDICTServer
TIdDISCARDServer
TIdDiscardUDPServer
TIdDNSServer
TIdECHOServer
TIdEchoUDPServer
TIdFingerServer
TIdFTPServer
TIdGopherServer
TIdHTTPProxyServer
TIdHTTPServer
TIdIdentServer
TIdIMAP4Server
TIdIPMCastServer
TIdIRCServer
TIdMappedFTP
TIdMappedPOP3
TIdMappedPortTCP
TIdMappedPortUDP
TIdMappedTelnet
TIdNNTPServer
TIdPOP3Server
TIdQOTDServer
TIdQotdUDPServer
TIdRexecServer
TIdRSHServer
TIdSMTPServer
TIdSocksServer
TIdSyslogServer
TIdSystatServer
TIdSystatUDPServer
TIdTelnetServer
TIdTimeServer
TIdTimeUDPServer
TIdTrivialFTPServer
TIdWhoIsServer
Indy I/O Handlers [ ]
TIdIOHandlerStack
TIdIOHandlerStream
TIdServerIOHandlerStack
TIdServerIOHandlerSSLOpenSSL
TIdSSLIOHandlerSockerOpenSSL
Indy Misc [ ]
TIdSocksInfo
TIdAntiFreeze
TIdSchedulerOfThreadDefault
TIdSchedulerOfThreadPool
TIdThreadComponent
TIdConnectThroughHttpProxy
TIdCompressorZlibEx
TIdCookieManager
TIdEncoderMIME
TIdEncoderUUE
TIdEncoderXXE
TIdEncoderQuotedPrintable
TIdDateTimeStamp
TIdDecoderMIME
TIdSDecoderUUE
TIdDecoderXXE
TIdDecoderQuotedPrintable
TIdIPWatch
TIdIPAddrMon
TIdMailBox
TIdMessage
TIdMessageDecoderMIME
TIdMessageEncoderMIME
TIdMessageDecoderYenc
TIdMessageEncoderYenc
TIdNetworkCalculator
TIdSyslogMessage
TIdUserManager
TIdVCard
Samples [ ]
TTrayIcon
TGauge
TColorGrid
TSpinButton
TSpinEdit
TDirectoryOutline
TCalendar
TShellTreeView
TShellComboBox
TShellListView
TShellChangeNotifier
Indy SASL [ ]
TIdSASLAnonymous
TIdSASLCRAMMD5
TIdSASLExternal
TIdSASLLogin
TIdSASLOTP
TIdSASLPlain
TIdSASLSKey
TIdUserPassProvider
Servers [ ]
TWordDocument
TWordApplication
TWordFont
TWordLetterContent
TWordParagraphFormat
TExcelApplication
TExcelChart
TExcelWorksheet
TExcelWorkbook
TExcelOLEObject
TPowerPointApplication
TPointPointSlide
TPowerPointPresentation
TMaster
TSyncObject
TOutlookApplication
TContactItem
TDistListItem
TDocumentItem
TExplorers
TInsprectors
TFolders
TItems
TJournalItem
TNameSpace
TOutlookBarGroups
TOutlookBarPane
TOutlookBarShortcuts
TPostItem
TRemoteItem
TReportItem
TTaskRequestAcceptItem
TTaskRequestDeclineItem
TTaskRequestItem
TTaskRequestUpdateItem
TAccessApplication
TAccessForm
TAccessReport
TAccessReferences
TClass_
InternetExpress [ ]
TXMLBroker
TInetXPageProducer
WebSnap [ ]
TAdapter
TPageAdapter
TDataSetAdapter
TLoginFormAdapter
TStringsValuesList
TDataSetValuesList
TWepAppComponents
TApplicationAdapter
TEndUserAdapter
TEndUserSessionAdapter
TPageDispatcher
TAdapterDispatcher
TLocateFileServer
TSessionsService
TWebUserList
TXSLPageProducer
TAdapterPageProducer