- base64 - A very simple implementation of Base64 (RFC 4648) encoding and decoding for Common Lisp
- cl-apertium-stream-parser - Apertium stream parser based on esrap
- cl-base32 - CL-Base32 is a Common Lisp library for encoding / decoding bytes to / from base32 strings (RFC 4648)
- cl-base58 - This library implements the base58 encoding algorithm
- cl-base64 - cl-base64 provides base64 (RFC 1521) encoding and decoding
- cl-bencode - cl-bencode is a library for working with the bencode BitTorrent data format
- cl-cookie - HTTP cookie manager for Common Lisp
- cl-frugal-uuid - Common Lisp UUID library with zero dependencies
- CL-ISBN - CL-ISBN is a data format library for parsing, validating, and hyphenating International Standard Book Numbers (ISBNs)
- cl-leb128 - Leb-128 data format implementation in Common Lisp
- cl-marc - Minimal support for reading MARC (ISO2709 / ANSI Z39.2) records
- cl-ntriples - CL-NTRIPLES provides a simple parser for the N-Triples data format as defined by the W3C for storing RDF/Semantic information
- cl-qprint - cl-qprint is a library for encoding to and decoding the quoted-printable (MIME) data format
- cl-ulid - ULID implementation in Common Lisp
- cl-yaclyaml - Yet Another Common Lisp YAML processor
- cl-yaml - A YAML parser and emitter built on top of libyaml
- cl-z85 - ZeroMQ base-85 encoding and decoding
- CLLIB - CLLIB is a varied collection of Common lisp tools and routines in CLOCC
- media-types - Query and compare media types
- qbase64 - qbase64 is a fast and flexible base64 encoder for Common Lisp
- rw-ut - rw-ut reads and writes lisp universal times as ISO-8601 strings
- s-base64 - Base64 encoding/decoding library by Sven Van Caekenberghe
data format
Anything to do with data formats.