| Each | B9.Artifact.Readable, B9 |
| EachT | B9.Artifact.Readable, B9 |
| elem | B9 |
| elemIndex | B9 |
| elemIndices | B9 |
| empty | B9 |
| EmptyArtifact | B9.Artifact.Readable, B9 |
| emptyCP | Data.ConfigFile.B9Extras |
| EmptyImage | B9.DiskImages, B9 |
| emptyScript | B9.ShellScript, B9 |
| emulator | B9.B9Config.LibVirtLXC, B9.B9Config, B9.LibVirtLXC, B9 |
| enableSharedImageRules | B9.Shake.SharedImageRules, B9.Shake |
| encodeAsUtf8LazyByteString | B9.Text, B9 |
| Endo | |
| 1 (Data Constructor) | B9 |
| 2 (Type/Class) | B9 |
| ensureAbsoluteImageDirExists | B9.DiskImageBuilder, B9 |
| ensureDir | System.IO.B9Extras, B9 |
| envImageMounts | B9.ExecEnv, B9 |
| Environment | B9.Environment, B9.B9Config, B9 |
| EnvironmentReader | B9.Environment, B9 |
| envName | B9.ExecEnv, B9 |
| envResources | B9.ExecEnv, B9 |
| envSharedDirectories | B9.ExecEnv, B9 |
| ErlangAst | B9.Artifact.Content.Readable, B9 |
| ErlangPropList | |
| 1 (Type/Class) | B9.Artifact.Content.ErlangPropList, B9 |
| 2 (Data Constructor) | B9.Artifact.Content.ErlangPropList, B9 |
| ErlAtom | B9.Artifact.Content.ErlTerms, B9 |
| ErlBinary | B9.Artifact.Content.ErlTerms, B9 |
| ErlChar | B9.Artifact.Content.ErlTerms, B9 |
| ErlFloat | B9.Artifact.Content.ErlTerms, B9 |
| ErlList | B9.Artifact.Content.ErlTerms, B9 |
| ErlNatural | B9.Artifact.Content.ErlTerms, B9 |
| ErlString | B9.Artifact.Content.ErlTerms, B9 |
| erlTermParser | B9.Artifact.Content.ErlTerms, B9 |
| ErlTuple | B9.Artifact.Content.ErlTerms, B9 |
| errorExitL | B9.B9Logging, B9 |
| errorL | B9.B9Logging, B9 |
| errorOnException | B9.B9Error, B9 |
| ExcB9 | B9.B9Error, B9 |
| ExecEnv | |
| 1 (Type/Class) | B9.ExecEnv, B9 |
| 2 (Data Constructor) | B9.ExecEnv, B9 |
| ExitCode | B9 |
| ExitFailure | B9 |
| ExitSuccess | B9 |
| exitWith | B9 |
| ExpandVariables | B9.Artifact.Content.StringTemplate, B9 |
| exportAndRemoveImage | B9.DiskImageBuilder, B9 |
| exportImage | B9.DiskImageBuilder, B9 |
| Ext4 | B9.DiskImages, B9 |
| Ext4_64 | B9.DiskImages, B9 |