- Instructions: https://developer.github.com/apps/building-oauth-apps/creating-an-oauth-app/
- Direct link: https://github.com/settings/developers
- Instructions: https://developer.mailchimp.com/documentation/mailchimp/guides/how-to-use-oauth2/
- Direct link: https://us5.admin.mailchimp.com/account/oauth2/ (is that link different based on us5 vs us20 vs others?)
- Direct link: https://developer.twitter.com/apps