| Kazlib | Distribution.SPDX.LicenseId, Distribution.SPDX |
| Key | Distribution.Compat.Graph |
| keys | Distribution.Compat.Graph |
| keysSet | Distribution.Compat.Graph |
| KiCad_libraries_exception | Distribution.SPDX.LicenseExceptionId, Distribution.SPDX |
| KindSignatures | Language.Haskell.Extension |
| knownArches | Distribution.System |
| knownBenchmarkTypes | Distribution.Types.BenchmarkType, Distribution.PackageDescription |
| knownBuildTypes | Distribution.Types.BuildType, Distribution.PackageDescription |
| knownCompilerFlavors | Distribution.Compiler |
| KnownExtension | Language.Haskell.Extension |
| knownExtensions | Language.Haskell.Extension |
| knownField | Distribution.FieldGrammar.Class, Distribution.FieldGrammar |
| knownForeignLibTypes | Distribution.Types.ForeignLibType, Distribution.PackageDescription |
| knownLanguages | Language.Haskell.Extension |
| knownLicenses | Distribution.License |
| knownOSs | Distribution.System |
| KnownRepoType | |
| 1 (Data Constructor) | Distribution.Types.SourceRepo, Distribution.PackageDescription |
| 2 (Type/Class) | Distribution.Types.SourceRepo, Distribution.PackageDescription |
| knownRepoTypes | Distribution.Types.SourceRepo, Distribution.PackageDescription |
| knownTestTypes | Distribution.Types.TestType, Distribution.PackageDescription |
| Knuth_CTAN | Distribution.SPDX.LicenseId, Distribution.SPDX |