- ANSIFormatter
- AsyncError
- ECMAEngine
- ES4X
- ES4XStartCommand
- ES4XStartCommandFactory
- ESModuleIO
- ESVerticleFactory
- EventEmitter
- EventEmitterImpl
- ImportMapper
- JSObjectMessageCodec
- JSVerticleFactory
- Mapping
- MJSVerticleFactory
- ProxyUtil
- REPLVerticle
- Runtime
- SetContainer
- SourceMap
- StructuredClone
- Thenable
- UnmappedBareSpecifierException
- Utils
- VertxFileSystem