ArangoDB v4.x is under development and not released yet.
This documentation is not final and potentially incomplete.
arangovpack command-line tool
arangovpack is a client tool for verifying and converting VelocyPack and JSON payloads using a command-line interface (CLI)
arangovpack can check and convert between ArangoDB’s own VelocyPack format and JSON.
It is primarily used in the development of ArangoDB, such as in testing.