扩展（Extension）是Eclipse中一个关键的机制，plug-in利用扩展向Eclipse平台添加新功能。Eclipse平台提供了一些扩展点，可以使用下列扩展点来扩展平台基础结构的功能：
Teamorg.eclipse.team.core.fileTypes org.eclipse.team.core.ignore org.eclipse.team.core.projectSets org.eclipse.team.core.repository org.eclipse.team.ui.configurationWizards org.eclipse.team.ui.synchronizeParticipants org.eclipse.team.ui.synchronizeWizards
Debugorg.eclipse.debug.core.breakpoints org.eclipse.debug.core.launchConfigurationComparators org.eclipse.debug.core.launchConfigurationTypes org.eclipse.debug.core.launchDelegates org.eclipse.debug.core.launchers org.eclipse.debug.core.launchModes org.eclipse.debug.core.logicalStructureTypes org.eclipse.debug.core.processFactories org.eclipse.debug.core.sourceContainerTypes org.eclipse.debug.core.sourceLocators org.eclipse.debug.core.sourcePathComputers org.eclipse.debug.core.statusHandlers org.eclipse.debug.core.watchExpressionDelegates org.eclipse.debug.ui.breakpointOrganizers org.eclipse.debug.ui.consoleColorProviders org.eclipse.debug.ui.consoleLineTrackers org.eclipse.debug.ui.contextViewBindings org.eclipse.debug.ui.debugModelContextBindings org.eclipse.debug.ui.debugModelPresentations org.eclipse.debug.ui.launchConfigurationTabGroups org.eclipse.debug.ui.launchConfigurationTypeImages org.eclipse.debug.ui.launchGroups org.eclipse.debug.ui.launchShortcuts org.eclipse.debug.ui.memoryRenderings org.eclipse.debug.ui.sourceContainerPresentations org.eclipse.debug.ui.stringVariablePresentations org.eclipse.debug.ui.variableValueEditors
Consoleorg.eclipse.ui.console.consoleFactories org.eclipse.ui.console.consolePageParticipants org.eclipse.ui.console.consolePatternMatchListeners
User Assistanceorg.eclipse.help.contentExtension org.eclipse.help.contentProducer org.eclipse.help.contexts org.eclipse.help.index org.eclipse.help.toc org.eclipse.help.base.activitySupport org.eclipse.help.base.browser org.eclipse.help.base.luceneAnalyzer org.eclipse.help.base.luceneSearchParticipants org.eclipse.help.ui.searchEngine org.eclipse.ui.cheatsheets.cheatSheetContent org.eclipse.ui.cheatsheets.cheatSheetItemExtension org.eclipse.ui.intro.config org.eclipse.ui.intro.configExtension
Language Toolkitorg.eclipse.ltk.core.refactoring.refactoringContributions org.eclipse.ltk.core.refactoring.copyParticipants org.eclipse.ltk.core.refactoring.createParticipants org.eclipse.ltk.core.refactoring.deleteParticipants org.eclipse.ltk.core.refactoring.moveParticipants org.eclipse.ltk.core.refactoring.renameParticipants org.eclipse.ltk.ui.refactoring.changePreviewViewers org.eclipse.ltk.ui.refactoring.statusContextViewers
Otherorg.eclipse.ant.core.antProperties org.eclipse.ant.core.antTasks org.eclipse.ant.core.antTypes org.eclipse.ant.core.extraClasspathEntries org.eclipse.compare.contentMergeViewers org.eclipse.compare.contentViewers org.eclipse.compare.streamMergers org.eclipse.compare.structureCreators org.eclipse.compare.structureMergeViewers org.eclipse.core.expressions.propertyTesters org.eclipse.core.variables.dynamicVariables org.eclipse.core.variables.valueVariables org.eclipse.search.searchPages org.eclipse.search.searchResultSorters org.eclipse.search.searchResultViewPages org.eclipse.search.textSearchEngine org.eclipse.search.textSearchQueryProvider org.eclipse.ui.externaltools.configurationDuplicationMaps org.eclipse.update.core.featureTypes org.eclipse.update.core.installHandlers org.eclipse.update.core.siteTypes
