The zujson R package as a whole is copyright Pedro Baltazar and distributed
under the MIT licence, as recorded in DESCRIPTION and LICENSE.

Bundled third-party sources
---------------------------

src/vendor/yyjson/yyjson.c
src/vendor/yyjson/yyjson.h

  yyjson 0.12.0, https://github.com/ibireme/yyjson
  Copyright (c) 2020 YaoYuan <ibireme@gmail.com>
  MIT licence; the full text ships alongside the sources as
  src/vendor/yyjson/LICENSE.

  The files are vendored verbatim from the upstream release tarball and are
  never edited in place; tools/vendor-yyjson.R is the script that fetches
  them. YaoYuan is credited in DESCRIPTION with the roles "ctb" and "cph".

No other third-party code is included.