Firefox port

[KorigamiK]

It would be great to have this extension for firefox. I suppose a rewrite of the manifest would be required but it should be doable :smile:

[pqn]

This isn't an internal priority right now, so we'd be open to external contribution here!

[pqn]

https://github.com/mozilla/webextension-polyfill

For anyone looking to work on this, this seems useful.

[tphlru]

Any progress on this?