acquired package info from repodata DB: repodata/43adc5a1610aa1b3d614ea3f73ed977d0b3b56993f6143db5d5afd459fa9147f-primary.sqlite.bz2
MessagePack, a binary-based efficient data interchange format
MessagePack is a binary-based efficient object serialization library. It enables to exchange structured objects between many languages like JSON. But unlike JSON, it is very fast and small.