Find all of the npm packages by a given author, so you can ensure you are either supporting them or switching to another package

author.jq

# Run with npm ls --all --long --json --silent 2>/dev/null | jq -f author.jq --arg author <authorName>
# consider adding -g to the npm portion.

[
  .. |
  select(
    objects |
    has("author") and ((
      .author | strings | contains($author)
    ) or (
      .author | objects | .name | strings | contains($author)
    ))
  ) |
  {
    name: .name,
    version:.version,
    author:.author,
  }
]