providers.json

{
   "facebook": {
      "url_authorize": "https://www.facebook.com/v2.12/dialog/oauth",
      "url_access_token": "https://www.facebook.com/v2.12/oauth/access_token",
      "url_resource_owner_details": "https://www.facebook.com/v2.12/me?fields=id,email&access_token=<access_token>&appsecret_proof=<appsecret_proof>",
      "scope": "public_profile,email"
   },
   "github": {
      "url_authorize": "https://github.com/login/oauth/authorize",
      "url_access_token": "https://github.com/login/oauth/access_token",
      "url_resource_owner_details": "https://api.github.com/user",
      "scope": "user:email"
   },
   "google": {
      "url_authorize": "https://accounts.google.com/o/oauth2/v2/auth",
      "url_access_token": "https://www.googleapis.com/oauth2/v4/token",
      "url_resource_owner_details": "https://openidconnect.googleapis.com/v1/userinfo",
      "scope": "openid email profile"
   },
   "instagram": {
      "url_authorize": "https://api.instagram.com/oauth/authorize",
      "url_access_token": "https://api.instagram.com/oauth/access_token",
      "url_resource_owner_details": "https://api.instagram.com/v1/users/self?access_token=<access_token>",
      "scope": "basic"
   },
   "linkedin": {
      "url_authorize": "https://www.linkedin.com/oauth/v2/authorization",
      "url_access_token": "https://www.linkedin.com/oauth/v2/accessToken",
      "url_resource_owner_details": "https://api.linkedin.com/v2/me",
      "scope": "r_liteprofile r_emailaddress"
   }
}