Data Serialization Library 들 분류
- Schema-ful, copying: Protobuf[1], Thrift[2], Parquet[3](Thrift 기반) 외 다수
- Schema-ful, zero-copy: Cap'n'proto [4], Flatbuffers[5], Apache Arrow[6](Flatbuffers 기반)
- Schema-less, copying: Json (바이너리 및 기타 변형들 포함 ), XML
- Schema-less, zero-copy: Flexbuffers ⇦ NEW!

[1] https://developers.google.com/protocol-buffers
[2] http://thrift.apache.org/
[3] https://parquet.apache.org/
[4] https://capnproto.org/
[5] https://google.github.io/flatbuffers/
[6] https://arrow.apache.org/

HN의 댓글에 정리가 잘 되어서 가져왔습니다 https://news.ycombinator.com/item?id=23588844