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File Formats

Serialization

• yojson: an optimized parsing and printing library for the JSON format.
  • ppx_deriving_yojson: A Yojson codec generator for OCaml.
  • yojson_ppx: Another Yojson ppx generator.
• jsonm: non-blocking streaming JSON codec for OCaml.
• biniou: extensible binary data format, like JSON but faster.
• xmlm: a streaming codec to decode and encode the XML data format.
• sexplib: a S-expression parser and printer
• ocaml-protoc pure OCaml implementation of Protobuf with binary, Yojson and BuckleScript JSON support.
• bin_prot efficient, type-safe binary protocol specific to OCaml.
• camlon: configuration and serialization format similar to JSON but with an OCaml feel.

Data Science

• npy: read and write the numpy file format.
• hdf5-OCaml: OCaml implementation of hdf5 reader/writer. Commonly used in data science.

Miscellaneous

• camlPDF: OCaml library for reading, writing and modifying PDF files.
• bencode: Bencode (.torrent file format) reader/writer.
• Decompress: a pure OCaml implementation of Zlib
• Easy-xslx: read Microsoft Office Open XML files.
• hevea: library to convert LaTex to html. Currently used for the OCaml manual