| Base64 | Encodes and decodes to and from Base64 notation. |
| Base64.InputStream | A Base64.InputStream will read data from another java.io.InputStream, given
in the constructor, and encode/decode to/from Base64 notation on the fly. |
| Base64.OutputStream | A Base64.OutputStream will write data to another java.io.OutputStream, given
in the constructor, and encode/decode to/from Base64 notation on the fly. |
| Conversion | Utility methods for safe conversions of string or boxed representations of numbers, to numbers. |
| Hash | Hash calculation routines. |
| HashCalculator | Memory and CPU efficient way to compute message digests. |
| IntegerLEB128 | Read and write LEB128-encoded integers. |
| IntegerLEB128.DecodedInt | |
| LongLEB128 | Read and write LEB128-encoded longs. |
| LongLEB128.DecodedLong | |
| MimeType | A collection of common MIME types as well as simple utility methods to determine MIME type from content bytes. |