> ## Documentation Index
> Fetch the complete documentation index at: https://docs.abbyy.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Enumerations

This section describes ABBYY FineReader Engine Enumerations.

* [AltoVersionEnum](/fine-reader/engine/api-reference/enumerations/altoversionenum)
* [AvailableBarcodeModulesFlags](/fine-reader/engine/api-reference/enumerations/availablebarcodemodulesflags)
* [AvailableEngineModulesFlags](/fine-reader/engine/api-reference/enumerations/availableenginemodulesflags)
* [AvailableExportFormatsFlags](/fine-reader/engine/api-reference/enumerations/availableexportformatsflags)
* [AvailableLanguageSetsFlags](/fine-reader/engine/api-reference/enumerations/availablelanguagesetsflags)
* [AvailableTextTypesFlags](/fine-reader/engine/api-reference/enumerations/availabletexttypesflags)
* [AvailableVisualComponentsFlags](/fine-reader/engine/api-reference/enumerations/availablevisualcomponentsflags) (Win)
* [AveragingMethodEnum](/fine-reader/engine/api-reference/enumerations/averagingmethodenum)
* [BackgroundColorModeEnum](/fine-reader/engine/api-reference/enumerations/backgroundcolormodeenum)
* [BarcodeOrientationEnum](/fine-reader/engine/api-reference/enumerations/barcodeorientationenum)
* [BarcodeSupplementTypeEnum](/fine-reader/engine/api-reference/enumerations/barcodesupplementtypeenum)
* [BarcodeTypeEnum](/fine-reader/engine/api-reference/enumerations/barcodetypeenum)
* [BaseLanguageLetterSetEnum](/fine-reader/engine/api-reference/enumerations/baselanguagelettersetenum)
* [BitmapBitsFormatEnum](/fine-reader/engine/api-reference/enumerations/bitmapbitsformatenum)
* [BlockLayerTypeEnum](/fine-reader/engine/api-reference/enumerations/blocklayertypeenum)
* [BlockRoleEnum](/fine-reader/engine/api-reference/enumerations/blockroleenum)
* [BlockTypeEnum](/fine-reader/engine/api-reference/enumerations/blocktypeenum)
* [BusinessCardFieldComponentTypeEnum](/fine-reader/engine/api-reference/enumerations/businesscardfieldcomponenttypeenum)
* [BusinessCardFieldTypeEnum](/fine-reader/engine/api-reference/enumerations/businesscardfieldtypeenum)
* [BwPictureFormatsEnum](/fine-reader/engine/api-reference/enumerations/bwpictureformatsenum)
* [CaseRecognitionModeEnum](/fine-reader/engine/api-reference/enumerations/caserecognitionmodeenum)
* [CharacterFlags](/fine-reader/engine/api-reference/enumerations/characterflags)
* [CheckingTextModeEnum](/fine-reader/engine/api-reference/enumerations/checkingtextmodeenum)
* [CheckmarkCheckStateEnum](/fine-reader/engine/api-reference/enumerations/checkmarkcheckstateenum)
* [CheckmarkTypeEnum](/fine-reader/engine/api-reference/enumerations/checkmarktypeenum)
* [ClassifierTypeEnum](/fine-reader/engine/api-reference/enumerations/classifiertypeenum)
* [CodePageEnum](/fine-reader/engine/api-reference/enumerations/codepageenum)
* [ColorPictureFormatsEnum](/fine-reader/engine/api-reference/enumerations/colorpictureformatsenum)
* [ComparatorExportFormatEnum](/fine-reader/engine/api-reference/enumerations/comparatorexportformatenum)
* [CorrectOrientationModeEnum](/fine-reader/engine/api-reference/enumerations/correctorientationmodeenum)
* [DetectColorRegionFlags](/fine-reader/engine/api-reference/enumerations/detectcolorregionflags)
* [DictionaryTypeEnum](/fine-reader/engine/api-reference/enumerations/dictionarytypeenum)
* [DitheringMethodEnum](/fine-reader/engine/api-reference/enumerations/ditheringmethodenum)
* [DocumentChangeTypeEnum](/fine-reader/engine/api-reference/enumerations/documentchangetypeenum)
* [DocumentTypeEnum](/fine-reader/engine/api-reference/enumerations/documenttypeenum)
* [FieldMarkingTypeEnum](/fine-reader/engine/api-reference/enumerations/fieldmarkingtypeenum)
* [FileExportFormatEnum](/fine-reader/engine/api-reference/enumerations/fileexportformatenum)
* [FontEmbeddingModeEnum](/fine-reader/engine/api-reference/enumerations/fontembeddingmodeenum)
* [FontFormattingModeEnum](/fine-reader/engine/api-reference/enumerations/fontformattingmodeenum)
* [FontNamesFiltersEnum](/fine-reader/engine/api-reference/enumerations/fontnamesfiltersenum)
* [FontTypeEnum](/fine-reader/engine/api-reference/enumerations/fonttypeenum)
* [FREngineModuleEnum](/fine-reader/engine/api-reference/enumerations/frenginemoduleenum)
* [FREngineVersionEnum](/fine-reader/engine/api-reference/enumerations/frengineversionenum)
* [GapMeasurementUnitEnum](/fine-reader/engine/api-reference/enumerations/gapmeasurementunitenum)
* [GrayPictureFormatsEnum](/fine-reader/engine/api-reference/enumerations/graypictureformatsenum)
* [HTMLDocumentSplittingModeEnum](/fine-reader/engine/api-reference/enumerations/htmldocumentsplittingmodeenum)
* [HTMLFormatModeEnum](/fine-reader/engine/api-reference/enumerations/htmlformatmodeenum)
* [HTMLSynthesisModeEnum](/fine-reader/engine/api-reference/enumerations/htmlsynthesismodeenum)
* [HyperlinkSchemeEnum](/fine-reader/engine/api-reference/enumerations/hyperlinkschemeenum)
* [ImageColorTypeEnum](/fine-reader/engine/api-reference/enumerations/imagecolortypeenum)
* [ImageFileFormatEnum](/fine-reader/engine/api-reference/enumerations/imagefileformatenum)
* [ImageSourceTypeEnum](/fine-reader/engine/api-reference/enumerations/imagesourcetypeenum)
* [ImageTypeEnum](/fine-reader/engine/api-reference/enumerations/imagetypeenum)
* [LanguageCategoryEnum](/fine-reader/engine/api-reference/enumerations/languagecategoryenum)
* [LanguageIdEnum](/fine-reader/engine/api-reference/enumerations/languageidenum)
* [LicenseCounterTypeEnum](/fine-reader/engine/api-reference/enumerations/licensecountertypeenum)
* [MessagesLanguageEnum](/fine-reader/engine/api-reference/enumerations/messageslanguageenum)
* [ModificationTypeEnum](/fine-reader/engine/api-reference/enumerations/modificationtypeenum)
* [MonospaceDetectionModeEnum](/fine-reader/engine/api-reference/enumerations/monospacedetectionmodeenum)
* [MrzExportFormatEnum](/fine-reader/engine/api-reference/enumerations/mrzexportformatenum)
* [MrzFieldTypeEnum](/fine-reader/engine/api-reference/enumerations/mrzfieldtypeenum)
* [MrzFormatEnum](/fine-reader/engine/api-reference/enumerations/mrzformatenum)
* [MultiProcessingModeEnum](/fine-reader/engine/api-reference/enumerations/multiprocessingmodeenum) (Linux and Windows)
* [NoiseModelEnum](/fine-reader/engine/api-reference/enumerations/noisemodelenum)
* [NumberingStyleEnum](/fine-reader/engine/api-reference/enumerations/numberingstyleenum)
* [ObjectsColorEnum](/fine-reader/engine/api-reference/enumerations/objectscolorenum)
* [ObjectsTypeEnum](/fine-reader/engine/api-reference/enumerations/objectstypeenum)
* [OfficeConverterTypeEnum](/fine-reader/engine/api-reference/enumerations/officeconvertertypeenum) (Linux and Windows)
* [OverwriteResolutionModeEnum](/fine-reader/engine/api-reference/enumerations/overwriteresolutionmodeenum)
* [PageAnalysisModeEnum](/fine-reader/engine/api-reference/enumerations/pageanalysismodeenum)
* [PageFlushingPolicyEnum](/fine-reader/engine/api-reference/enumerations/pageflushingpolicyenum)
* [PageOrientationEnum](/fine-reader/engine/api-reference/enumerations/pageorientationenum)
* [PageProcessingStageEnum](/fine-reader/engine/api-reference/enumerations/pageprocessingstageenum)
* [PageSplitDirectionEnum](/fine-reader/engine/api-reference/enumerations/pagesplitdirectionenum)
* [PageSplitTypeEnum](/fine-reader/engine/api-reference/enumerations/pagesplittypeenum)
* [PaperSizeDetectionModeEnum](/fine-reader/engine/api-reference/enumerations/papersizedetectionmodeenum)
* [PaperSizeModeEnum](/fine-reader/engine/api-reference/enumerations/papersizemodeenum)
* [ParagraphAlignmentEnum](/fine-reader/engine/api-reference/enumerations/paragraphalignmentenum)
* [ParagraphExtractionModeEnum](/fine-reader/engine/api-reference/enumerations/paragraphextractionmodeenum)
* [ParagraphRoleEnum](/fine-reader/engine/api-reference/enumerations/paragraphroleenum)
* [ParagraphTabAlignmentEnum](/fine-reader/engine/api-reference/enumerations/paragraphtabalignmentenum)
* [PDFAComplianceModeEnum](/fine-reader/engine/api-reference/enumerations/pdfacompliancemodeenum)
* [PDFAttachmentBindingEnum](/fine-reader/engine/api-reference/enumerations/pdfattachmentbindingenum)
* [PDFEncryptionAlgorithmEnum](/fine-reader/engine/api-reference/enumerations/pdfencryptionalgorithmenum)
* [PDFExportModeEnum](/fine-reader/engine/api-reference/enumerations/pdfexportmodeenum)
* [PDFExportScenarioEnum](/fine-reader/engine/api-reference/enumerations/pdfexportscenarioenum)
* [PDFKeyLengthEnum](/fine-reader/engine/api-reference/enumerations/pdfkeylengthenum)
* [PDFMRCModeEnum](/fine-reader/engine/api-reference/enumerations/pdfmrcmodeenum)
* [PDFResolutionTypeEnum](/fine-reader/engine/api-reference/enumerations/pdfresolutiontypeenum)
* [PDFVersionEnum](/fine-reader/engine/api-reference/enumerations/pdfversionenum)
* [PictureColorityModeEnum](/fine-reader/engine/api-reference/enumerations/picturecoloritymodeenum)
* [QueuePushingModeEnum](/fine-reader/engine/api-reference/enumerations/queuepushingmodeenum) (Linux and Windows)
* [ReadingTypeEnum](/fine-reader/engine/api-reference/enumerations/readingtypeenum)
* [RecognitionModeEnum](/fine-reader/engine/api-reference/enumerations/recognitionmodeenum)
* [RotationTypeEnum](/fine-reader/engine/api-reference/enumerations/rotationtypeenum)
* [RTFPageSynthesisModeEnum](/fine-reader/engine/api-reference/enumerations/rtfpagesynthesismodeenum)
* [ScanBrightnessControlEnum](/fine-reader/engine/api-reference/enumerations/scanbrightnesscontrolenum) (Win)
* [ScanColorModeEnum](/fine-reader/engine/api-reference/enumerations/scancolormodeenum) (Win)
* [ScanCompressionTypeEnum](/fine-reader/engine/api-reference/enumerations/scancompressiontypeenum) (Win)
* [ScanPaperFeedModeEnum](/fine-reader/engine/api-reference/enumerations/scanpaperfeedmodeenum) (Win)
* [ScanPaperSizeEnum](/fine-reader/engine/api-reference/enumerations/scanpapersizeenum) (Win)
* [ScanPauseModeEnum](/fine-reader/engine/api-reference/enumerations/scanpausemodeenum) (Win)
* [ScanRotationAngleEnum](/fine-reader/engine/api-reference/enumerations/scanrotationangleenum) (Win)
* [ScanSourceApiTypeEnum](/fine-reader/engine/api-reference/enumerations/scansourceapitypeenum) (Win)
* [ScanSourceStatusEnum](/fine-reader/engine/api-reference/enumerations/scansourcestatusenum) (Win)
* [ScanSourceUITypeEnum](/fine-reader/engine/api-reference/enumerations/scansourceuitypeenum) (Win)
* [SeparatorTypeEnum](/fine-reader/engine/api-reference/enumerations/separatortypeenum)
* [SourceContentReuseModeEnum](/fine-reader/engine/api-reference/enumerations/sourcecontentreusemodeenum)
* [SpeedQualityModeEnum](/fine-reader/engine/api-reference/enumerations/speedqualitymodeenum)
* [SkewCorrectionModeEnum](/fine-reader/engine/api-reference/enumerations/skewcorrectionmodeenum)
* [StyleParamsEnum](/fine-reader/engine/api-reference/enumerations/styleparamsenum)
* [TabLeaderTypeEnum](/fine-reader/engine/api-reference/enumerations/tableadertypeenum)
* [TableSeparatorTypeEnum](/fine-reader/engine/api-reference/enumerations/tableseparatortypeenum)
* [TextAndBackgroundColorModeEnum](/fine-reader/engine/api-reference/enumerations/textandbackgroundcolormodeenum)
* [TextCategoryEnum](/fine-reader/engine/api-reference/enumerations/textcategoryenum)
* [TextEncodingTypeEnum](/fine-reader/engine/api-reference/enumerations/textencodingtypeenum)
* [TextLanguageLetterSetEnum](/fine-reader/engine/api-reference/enumerations/textlanguagelettersetenum)
* [TextLayoutRetentionModeEnum](/fine-reader/engine/api-reference/enumerations/textlayoutretentionmodeenum)
* [TextTypeEnum](/fine-reader/engine/api-reference/enumerations/texttypeenum)
* [ThreeStatePropertyValueEnum](/fine-reader/engine/api-reference/enumerations/threestatepropertyvalueenum)
* [TimeoutHandlingModeEnum](/fine-reader/engine/api-reference/enumerations/timeouthandlingmodeenum) (Linux and Windows)
* [TimeZoneTypeEnum](/fine-reader/engine/api-reference/enumerations/timezonetypeenum)
* [TrainingModeEnum](/fine-reader/engine/api-reference/enumerations/trainingmodeenum)
* [TXTExportFormatEnum](/fine-reader/engine/api-reference/enumerations/txtexportformatenum)
* [UserPatternsTrainingFlags](/fine-reader/engine/api-reference/enumerations/userpatternstrainingflags)
* [VolumeRefreshingPeriodEnum](/fine-reader/engine/api-reference/enumerations/volumerefreshingperiodenum)
* [WordModelTypeEnum](/fine-reader/engine/api-reference/enumerations/wordmodeltypeenum)
* [WriteDateEnum](/fine-reader/engine/api-reference/enumerations/writedateenum)
* [XLFileFormatEnum](/fine-reader/engine/api-reference/enumerations/xlfileformatenum)
* [XLSXLayoutRetentionModeEnum](/fine-reader/engine/api-reference/enumerations/xlsxlayoutretentionmodeenum)
* [XLSXPaperSizeEnum](/fine-reader/engine/api-reference/enumerations/xlsxpapersizeenum)
* [XMLCharAttributesEnum](/fine-reader/engine/api-reference/enumerations/xmlcharattributesenum)
* [XPSExportModeEnum](/fine-reader/engine/api-reference/enumerations/xpsexportmodeenum)