yarn add @react-native-seoul/kakao-login

npx pod-install

<key>CFBundleURLTypes</key>
<array>
    <dict>
        <key>CFBundleTypeRole</key>
        <string>Editor</string>
        <key>CFBundleURLSchemes</key>
        <array>
          <string>kakao{앱 아이디}</string>
        </array>
    </dict>
</array>

<key>KAKAO_APP_KEY</key>
<string>{앱 아이디}</string>
<key>LSApplicationQueriesSchemes</key>
<array>
    <string>kakaokompassauth</string>
    <string>storykompassauth</string>
    <string>kakaolink</string>
</array>

// import
#import <RNKakaoLogins.h>

// openURL 함수 추가
- (BOOL)application:(UIApplication *)app
     openURL:(NSURL *)url
     options:(NSDictionary<UIApplicationOpenURLOptionsKey,id> *)options {
 if([RNKakaoLogins isKakaoTalkLoginUrl:url]) {
    return [RNKakaoLogins handleOpenUrl: url];
 }

 return NO;
}

// optional
dispatch_async(dispatch_get_global_queue( DISPATCH_QUEUE_PRIORITY_DEFAULT, 0), ^(void){
      dispatch_async(dispatch_get_main_queue(), ^(void){
        if ([RNKakaoLogins isKakaoTalkLoginUrl:url]) {
          [RNKakaoLogins handleOpenUrl: url];
        }
      });
  });

keytool -exportcert -alias androiddebugkey -keystore ~/.android/debug.keystore -storepass android -keypass android | openssl sha1 -binary | openssl base64

keytool -exportcert -alias androiddebugkey -keystore ~./android/app/debug.keystore -storepass android -keypass android | openssl sha1 -binary | openssl base64

keytool -exportcert -alias <RELEASE_KEY_ALIAS> -keystore <RELEASE_KEY_PATH> | openssl sha1 -binary | openssl base64

...
android:allowBackup="true"
...

<activity android:name="com.kakao.sdk.auth.AuthCodeHandlerActivity">
  <intent-filter>
      <action android:name="android.intent.action.VIEW" />
      <category android:name="android.intent.category.DEFAULT" />
      <category android:name="android.intent.category.BROWSABLE" />

      <!-- Redirect URI: "kakao{NATIVE_APP_KEY}://oauth“ -->
      <data android:host="oauth"
          android:scheme="kakao{카카오 네이티브 앱 key}" />
  </intent-filter>
</activity>

<string name="kakao_app_key">{카카오 네이티브 앱 key}</string>

 buildscript {
   ext {
     ...
     kotlinVersion = '1.3.41'
   }
   dependencies {
     ...
     classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlinVersion"
   }
 }

yarn add @react-native-google-signin/google-signin

# and

npx pod-install

ext {
    ...
    googlePlayServicesAuthVersion = "19.2.0"
}
dependencies {
    ...
    classpath 'com.google.gms:google-services:4.3.10'
}
repositories {
    google()
}

apply plugin: 'com.google.gms.google-services'

eg.
Client Id: 123123.blabla.com
URL Schemes: com.blabla.123123

yarn add @react-native-seoul/naver-login

npx pod-install

<key>LSApplicationQueriesSchemes</key>
<array>
 <string>naversearchapp</string>
 <string>naversearchthirdlogin</string>
</array>

yarn add @invertase/react-native-apple-authentication

npx pod-install