• ByteArrayUtil
• ByteSink
• CharSink
• FileFormat
• FileFormatServiceRegistry
• FileUtil
• GZipUtil
• IndentingWriter
• IOUtil
• MavenUtil
• NioFile
• ObjectUtil
• ParsedIRI
• ParsedURI
• ResourceUtil
• ServiceRegistry
• Sink
• UncloseableInputStream
• UncloseableOutputStream
• ZipUtil