Made a fork here that I am publishing. Would be happy to merge and publish this PR as well!

Oh! Yeah, feel free to steal this change and put it in there if you'd like!

Published 1.1.3 which uses the is-builtin-module package, which handles this and some other edge cases.

I don't see a version 1.1.3 in NPM:

$ npm view eslint-plugin-implicit-dependencies versions
[
  '1.0.0', '1.0.1',
  '1.0.2', '1.0.3',
  '1.0.4', '1.1.0',
  '1.1.1'
]

Am I missing something?

Ah yeah it's a fork, so I published it under @benasher44/eslint-plugin-implicit-dependencies. You'll need to prefix your eslint config references with @benasher44/ as well

OK, that makes sense, thanks!

Is the "original" project here dead? :(

Np. Not sure — seems like it might be