| N | Distribution.Compat.Graph | 
| NAIST_2003 | Distribution.SPDX.LicenseId, Distribution.SPDX | 
| Name |  | 
| 1 (Type/Class) | Distribution.Fields.Field, Distribution.Fields.Parser, Distribution.Fields | 
| 2 (Data Constructor) | Distribution.Fields.Field, Distribution.Fields.Parser, Distribution.Fields | 
| nameAnn | Distribution.Fields.Field | 
| NamedFieldPuns | Language.Haskell.Extension | 
| NamedWildCards | Language.Haskell.Extension | 
| NamelessField | Distribution.FieldGrammar.Parsec | 
| namelessFieldAnn | Distribution.FieldGrammar.Parsec | 
| NASA_1_3 | Distribution.SPDX.LicenseId, Distribution.SPDX | 
| Naumen | Distribution.SPDX.LicenseId, Distribution.SPDX | 
| NBPL_1_0 | Distribution.SPDX.LicenseId, Distribution.SPDX | 
| NCGL_UK_2_0 | Distribution.SPDX.LicenseId, Distribution.SPDX | 
| NCSA | Distribution.SPDX.LicenseId, Distribution.SPDX | 
| negate | Distribution.Compat.Prelude | 
| NegativeLiterals | Language.Haskell.Extension | 
| neighbors | Distribution.Compat.Graph | 
| NetBSD | Distribution.System | 
| NetCDF | Distribution.SPDX.LicenseId, Distribution.SPDX | 
| Net_SNMP | Distribution.SPDX.LicenseId, Distribution.SPDX | 
| newline | Distribution.Compat.CharParsing | 
| NewQualifiedOperators | Language.Haskell.Extension | 
| newSimpleUnitId | Distribution.Types.UnitId, Distribution.Package | 
| Newsletr | Distribution.SPDX.LicenseId, Distribution.SPDX | 
| Newtype |  | 
| 1 (Type/Class) | Distribution.Compat.Newtype | 
| 2 (Data Constructor) | Distribution.Utils.Structured | 
| NFData | Distribution.Compat.Prelude | 
| NGPL | Distribution.SPDX.LicenseId, Distribution.SPDX | 
| NHC | Distribution.Compiler | 
| NIST_PD | Distribution.SPDX.LicenseId, Distribution.SPDX | 
| NIST_PD_fallback | Distribution.SPDX.LicenseId, Distribution.SPDX | 
| NLOD_1_0 | Distribution.SPDX.LicenseId, Distribution.SPDX | 
| NLOD_2_0 | Distribution.SPDX.LicenseId, Distribution.SPDX | 
| NLPL | Distribution.SPDX.LicenseId, Distribution.SPDX | 
| NoAbiTag | Distribution.Compiler | 
| NoCommaFSep |  | 
| 1 (Type/Class) | Distribution.FieldGrammar.Newtypes, Distribution.FieldGrammar | 
| 2 (Data Constructor) | Distribution.FieldGrammar.Newtypes, Distribution.FieldGrammar | 
| NoComment | Distribution.Fields.Pretty, Distribution.Fields | 
| NoCommonStanzas | Distribution.CabalSpecVersion | 
| Node | Distribution.Compat.Graph | 
| nodeKey | Distribution.Compat.Graph | 
| nodeNeighbors | Distribution.Compat.Graph | 
| nodeValue | Distribution.Compat.Graph | 
| NoElif | Distribution.CabalSpecVersion | 
| NoGlobstar | Distribution.CabalSpecVersion | 
| Nokia | Distribution.SPDX.LicenseId, Distribution.SPDX | 
| Nokia_Qt_exception_1_1 | Distribution.SPDX.LicenseExceptionId, Distribution.SPDX | 
| Nominal | Distribution.Utils.Structured | 
| nominalStructure | Distribution.Utils.Structured | 
| NondecreasingIndentation | Language.Haskell.Extension | 
| NONE | Distribution.SPDX.License, Distribution.SPDX | 
| NonEmpty | Distribution.Compat.Prelude | 
| nonEmpty | Distribution.Compat.Prelude | 
| NonEmpty' | Distribution.FieldGrammar.Newtypes, Distribution.FieldGrammar | 
| NonEmptySet | Distribution.Compat.NonEmptySet, Distribution.Compat.Prelude | 
| noneOf | Distribution.Compat.CharParsing | 
| normaliseLineEndings | Distribution.Utils.Generic | 
| normaliseMixin | Distribution.Types.Mixin, Distribution.PackageDescription | 
| normaliseVersionRange | Distribution.Types.VersionRange, Distribution.Version | 
| normaliseVersionRange2 | Distribution.Types.VersionInterval | 
| NOSL | Distribution.SPDX.LicenseId, Distribution.SPDX | 
| not | Distribution.Compat.Prelude | 
| notChar | Distribution.Compat.CharParsing | 
| notElem | Distribution.Compat.Prelude | 
| notFollowedBy | Distribution.Compat.Parsing, Distribution.Compat.CharParsing | 
| Nothing | Distribution.Compat.Prelude | 
| notThisVersion | Distribution.Types.VersionRange.Internal, Distribution.Types.VersionRange, Distribution.Version | 
| NoUpperBound |  | 
| 1 (Data Constructor) | Distribution.Types.VersionInterval.Legacy | 
| 2 (Data Constructor) | Distribution.Types.VersionInterval, Distribution.Version | 
| noVersion | Distribution.Types.VersionRange.Internal, Distribution.Types.VersionRange, Distribution.Version | 
| Noweb | Distribution.SPDX.LicenseId, Distribution.SPDX | 
| NPlusKPatterns | Language.Haskell.Extension | 
| NPL_1_0 | Distribution.SPDX.LicenseId, Distribution.SPDX | 
| NPL_1_1 | Distribution.SPDX.LicenseId, Distribution.SPDX | 
| NPOSL_3_0 | Distribution.SPDX.LicenseId, Distribution.SPDX | 
| NRL | Distribution.SPDX.LicenseId, Distribution.SPDX | 
| NTP | Distribution.SPDX.LicenseId, Distribution.SPDX | 
| NTP_0 | Distribution.SPDX.LicenseId, Distribution.SPDX | 
| nub | Distribution.Compat.Prelude | 
| nubBy | Distribution.Compat.Prelude | 
| null |  | 
| 1 (Function) | Distribution.Compat.Prelude | 
| 2 (Function) | Distribution.Utils.ShortText | 
| 3 (Function) | Distribution.Compat.Graph | 
| NullaryTypeClasses | Language.Haskell.Extension | 
| NullBSD | Distribution.SPDX.LicenseId, Distribution.SPDX | 
| nullFlagAssignment | Distribution.Types.Flag, Distribution.PackageDescription | 
| nullVersion | Distribution.Types.Version, Distribution.Version | 
| Num | Distribution.Compat.Prelude | 
| NumDecimals | Language.Haskell.Extension | 
| NumericUnderscores | Language.Haskell.Extension |