FWIW, the Guild (the group behind a lot of the more popular GraphQL libraries) has recently take stewardship of this package, and it looks like there are already a few recent PRs merged into the repo.
Lack of updates also isn't necessarily an indicator of disuse. It currently has close to 5 million weekly downlaods, roughly 1/5th of express which is probably the most popular library for building APIs in node.
