Some codecs that are widely known in IPLD have documentation here.
This is not an exhaustive list of codecs. But it does cover some of the ones we use most widely!
See also the Codecs Specs, which covers an even more comprensive list, and in greater detail.
|DAG-CBOR||-||a binary format, supporting the complete IPLD Data Model, with excellent performance, and suitable for any job.|
|DAG-JSON||-||a human-readable format, supporting almost the complete IPLD Data Model, and very convenient for interoperability, development, and debugging.|
|DAG-PB||-||a binary format for specific limited structures of data, which is highly used in IPFS and unixfsv1.|