| Name | Description | Type | Package | Framework |
| Base32 | Provides Base32 encoding and decoding as defined by RFC 4648. | Class | 1.10.apidocs.org.apache.commons.codec.binary | Apache Commons |
| Base32InputStream | Provides Base32 encoding and decoding in a streaming fashion (unlimited size). | Class | 1.10.apidocs.org.apache.commons.codec.binary | Apache Commons |
| Base32OutputStream | Provides Base32 encoding and decoding in a streaming fashion (unlimited size). | Class | 1.10.apidocs.org.apache.commons.codec.binary | Apache Commons |
| Base64 | Provides Base64 encoding and decoding as defined by RFC 2045. | Class | 1.10.apidocs.org.apache.commons.codec.binary | Apache Commons |
| Base64InputStream | Provides Base64 encoding and decoding in a streaming fashion (unlimited size). | Class | 1.10.apidocs.org.apache.commons.codec.binary | Apache Commons |
| Base64OutputStream | Provides Base64 encoding and decoding in a streaming fashion (unlimited size). | Class | 1.10.apidocs.org.apache.commons.codec.binary | Apache Commons |
| BaseNCodec | Abstract superclass for Base-N encoders and decoders. | Class | 1.10.apidocs.org.apache.commons.codec.binary | Apache Commons |
| BaseNCodecInputStream | Abstract superclass for Base-N input streams. | Class | 1.10.apidocs.org.apache.commons.codec.binary | Apache Commons |
| BaseNCodecOutputStream | Abstract superclass for Base-N output streams. | Class | 1.10.apidocs.org.apache.commons.codec.binary | Apache Commons |
| BinaryCodec | Converts between byte arrays and strings of 0s and 1s. | Class | 1.10.apidocs.org.apache.commons.codec.binary | Apache Commons |
| BinaryDecoder | Defines common decoding methods for byte array decoders. | Interface | 1.10.apidocs.org.apache.commons.codec | Apache Commons |
| BinaryEncoder | Defines common encoding methods for byte array encoders. | Interface | 1.10.apidocs.org.apache.commons.codec | Apache Commons |
| CharSequenceUtils | Operations on CharSequence that are null safe. | Class | 1.10.apidocs.org.apache.commons.codec.binary | Apache Commons |
| Hex | Converts hexadecimal Strings. | Class | 1.10.apidocs.org.apache.commons.codec.binary | Apache Commons |
| StringUtils | Converts String to and from bytes using the encodings required by the Java specification. | Class | 1.10.apidocs.org.apache.commons.codec.binary | Apache Commons |