I made a CLI to import GitHub issue labels from another repo

import-github-labels-cli

It will fetch labels from a repo and copies it to our repo.

It can create/delete/update the issue labels as well. Fully written in TypeScript.

The source is at

https://github.com/abhijithvijayan/import-github-labels-cli

Published to npm

https://www.npmjs.com/package/import-github-labels