Would you also stop using a hammer if it was invented/made by someone you don't approve of?
Would you also stop using a hammer if it was invented/made by someone you don't approve of?
You're not required to adhere to CoC. The code is MIT licensed. You're just missing out on the advantages.
But if you think it's valuable, why not just fork it yourself? I'm sure you'd get recognition and money if it proves useful!