Comment by craigkerstiens

Pgquery was created by the pganalyze team for their own purposes I believe initially for features like index recommendation tooling, but immediately planned as open source. It is indeed a very high quality project with the underlying C implementation having several wrappers that exist for a number of languages[1].

[1] https://github.com/pganalyze/libpg_query/blob/15-latest/READ...